Month | Data | Change | Unit |
---|---|---|---|
January, 1973 | 77.544 | 0 | Billion Cubic Feet |
February, 1973 | 70.212 | -7.332 | Billion Cubic Feet |
March, 1973 | 66.546 | -3.666 | Billion Cubic Feet |
April, 1973 | 60.602 | -5.944 | Billion Cubic Feet |
May, 1973 | 57.101 | -3.501 | Billion Cubic Feet |
June, 1973 | 50.661 | -6.44 | Billion Cubic Feet |
July, 1973 | 51.454 | + 0.793 | Billion Cubic Feet |
August, 1973 | 52.246 | + 0.792 | Billion Cubic Feet |
September, 1973 | 50.43 | -1.816 | Billion Cubic Feet |
October, 1973 | 56.407 | + 5.977 | Billion Cubic Feet |
November, 1973 | 62.913 | + 6.506 | Billion Cubic Feet |
December, 1973 | 72.061 | + 9.148 | Billion Cubic Feet |
January, 1974 | 70.273 | -1.788 | Billion Cubic Feet |
February, 1974 | 64.727 | -5.546 | Billion Cubic Feet |
March, 1974 | 63.12 | -1.607 | Billion Cubic Feet |
April, 1974 | 53.288 | -9.832 | Billion Cubic Feet |
May, 1974 | 50.672 | -2.616 | Billion Cubic Feet |
June, 1974 | 45.347 | -5.325 | Billion Cubic Feet |
July, 1974 | 47.71 | + 2.363 | Billion Cubic Feet |
August, 1974 | 47.584 | -0.126 | Billion Cubic Feet |
September, 1974 | 48.435 | + 0.851 | Billion Cubic Feet |
October, 1974 | 53.761 | + 5.326 | Billion Cubic Feet |
November, 1974 | 57.574 | + 3.813 | Billion Cubic Feet |
December, 1974 | 66.303 | + 8.729 | Billion Cubic Feet |
January, 1975 | 67.074 | + 0.771 | Billion Cubic Feet |
February, 1975 | 57.855 | -9.219 | Billion Cubic Feet |
March, 1975 | 56.781 | -1.074 | Billion Cubic Feet |
April, 1975 | 46.994 | -9.787 | Billion Cubic Feet |
May, 1975 | 39.714 | -7.28 | Billion Cubic Feet |
June, 1975 | 37.506 | -2.208 | Billion Cubic Feet |
July, 1975 | 39.176 | + 1.67 | Billion Cubic Feet |
August, 1975 | 40.847 | + 1.671 | Billion Cubic Feet |
September, 1975 | 40.877 | + 0.030000000000001 | Billion Cubic Feet |
October, 1975 | 46.069 | + 5.192 | Billion Cubic Feet |
November, 1975 | 48.933 | + 2.864 | Billion Cubic Feet |
December, 1975 | 61.137 | + 12.204 | Billion Cubic Feet |
January, 1976 | 62.98 | + 1.843 | Billion Cubic Feet |
February, 1976 | 53.276 | -9.704 | Billion Cubic Feet |
March, 1976 | 47.311 | -5.965 | Billion Cubic Feet |
April, 1976 | 41.455 | -5.856 | Billion Cubic Feet |
May, 1976 | 39.421 | -2.034 | Billion Cubic Feet |
June, 1976 | 36.7 | -2.721 | Billion Cubic Feet |
July, 1976 | 37.717 | + 1.017 | Billion Cubic Feet |
August, 1976 | 36.205 | -1.512 | Billion Cubic Feet |
September, 1976 | 35.792 | -0.413 | Billion Cubic Feet |
October, 1976 | 44.562 | + 8.77 | Billion Cubic Feet |
November, 1976 | 51.544 | + 6.982 | Billion Cubic Feet |
December, 1976 | 61.359 | + 9.815 | Billion Cubic Feet |
January, 1977 | 65.68 | + 4.321 | Billion Cubic Feet |
February, 1977 | 49.553 | -16.127 | Billion Cubic Feet |
March, 1977 | 46.797 | -2.756 | Billion Cubic Feet |
April, 1977 | 39.266 | -7.531 | Billion Cubic Feet |
May, 1977 | 37.629 | -1.637 | Billion Cubic Feet |
June, 1977 | 36.374 | -1.255 | Billion Cubic Feet |
July, 1977 | 36.155 | -0.219 | Billion Cubic Feet |
August, 1977 | 37.219 | + 1.064 | Billion Cubic Feet |
September, 1977 | 38.939 | + 1.72 | Billion Cubic Feet |
October, 1977 | 41.422 | + 2.483 | Billion Cubic Feet |
November, 1977 | 46.115 | + 4.693 | Billion Cubic Feet |
December, 1977 | 57.521 | + 11.406 | Billion Cubic Feet |
January, 1978 | 64.377 | + 6.856 | Billion Cubic Feet |
February, 1978 | 57.81 | -6.567 | Billion Cubic Feet |
March, 1978 | 51.837 | -5.973 | Billion Cubic Feet |
April, 1978 | 41.594 | -10.243 | Billion Cubic Feet |
May, 1978 | 37.297 | -4.297 | Billion Cubic Feet |
June, 1978 | 33.756 | -3.541 | Billion Cubic Feet |
July, 1978 | 36.026 | + 2.27 | Billion Cubic Feet |
August, 1978 | 34.729 | -1.297 | Billion Cubic Feet |
September, 1978 | 33.378 | -1.351 | Billion Cubic Feet |
October, 1978 | 38.918 | + 5.54 | Billion Cubic Feet |
November, 1978 | 44.81 | + 5.892 | Billion Cubic Feet |
December, 1978 | 55.918 | + 11.108 | Billion Cubic Feet |
January, 1979 | 72.029 | + 16.111 | Billion Cubic Feet |
February, 1979 | 65.438 | -6.591 | Billion Cubic Feet |
March, 1979 | 55.848 | -9.59 | Billion Cubic Feet |
April, 1979 | 47.327 | -8.521 | Billion Cubic Feet |
May, 1979 | 42.428 | -4.899 | Billion Cubic Feet |
June, 1979 | 38.865 | -3.563 | Billion Cubic Feet |
July, 1979 | 39.488 | + 0.623 | Billion Cubic Feet |
August, 1979 | 39.845 | + 0.357 | Billion Cubic Feet |
September, 1979 | 39.459 | -0.386 | Billion Cubic Feet |
October, 1979 | 46.228 | + 6.769 | Billion Cubic Feet |
November, 1979 | 52.493 | + 6.265 | Billion Cubic Feet |
December, 1979 | 61.519 | + 9.026 | Billion Cubic Feet |
January, 1980 | 71 | + 9.481 | Billion Cubic Feet |
February, 1980 | 68 | -3 | Billion Cubic Feet |
March, 1980 | 66 | -2 | Billion Cubic Feet |
April, 1980 | 49 | -17 | Billion Cubic Feet |
May, 1980 | 43 | -6 | Billion Cubic Feet |
June, 1980 | 40 | -3 | Billion Cubic Feet |
July, 1980 | 41 | + 1 | Billion Cubic Feet |
August, 1980 | 41 | 0 | Billion Cubic Feet |
September, 1980 | 41 | 0 | Billion Cubic Feet |
October, 1980 | 49 | + 8 | Billion Cubic Feet |
November, 1980 | 56 | + 7 | Billion Cubic Feet |
December, 1980 | 68 | + 12 | Billion Cubic Feet |
January, 1981 | 75 | + 7 | Billion Cubic Feet |
February, 1981 | 63 | -12 | Billion Cubic Feet |
March, 1981 | 63 | 0 | Billion Cubic Feet |
April, 1981 | 49 | -14 | Billion Cubic Feet |
May, 1981 | 47 | -2 | Billion Cubic Feet |
June, 1981 | 43 | -4 | Billion Cubic Feet |
July, 1981 | 43 | 0 | Billion Cubic Feet |
August, 1981 | 43 | 0 | Billion Cubic Feet |
September, 1981 | 42 | -1 | Billion Cubic Feet |
October, 1981 | 50 | + 8 | Billion Cubic Feet |
November, 1981 | 54 | + 4 | Billion Cubic Feet |
December, 1981 | 69 | + 15 | Billion Cubic Feet |
January, 1982 | 79 | + 10 | Billion Cubic Feet |
February, 1982 | 66 | -13 | Billion Cubic Feet |
March, 1982 | 61 | -5 | Billion Cubic Feet |
April, 1982 | 49 | -12 | Billion Cubic Feet |
May, 1982 | 38 | -11 | Billion Cubic Feet |
June, 1982 | 37 | -1 | Billion Cubic Feet |
July, 1982 | 38 | + 1 | Billion Cubic Feet |
August, 1982 | 38 | 0 | Billion Cubic Feet |
September, 1982 | 38 | 0 | Billion Cubic Feet |
October, 1982 | 43 | + 5 | Billion Cubic Feet |
November, 1982 | 52 | + 9 | Billion Cubic Feet |
December, 1982 | 58 | + 6 | Billion Cubic Feet |
January, 1983 | 50.95 | -7.05 | Billion Cubic Feet |
February, 1983 | 40.76 | -10.19 | Billion Cubic Feet |
March, 1983 | 42.612 | + 1.852 | Billion Cubic Feet |
April, 1983 | 37.981 | -4.631 | Billion Cubic Feet |
May, 1983 | 38.907 | + 0.92599999999999 | Billion Cubic Feet |
June, 1983 | 38.907 | 0 | Billion Cubic Feet |
July, 1983 | 40.76 | + 1.853 | Billion Cubic Feet |
August, 1983 | 39.833 | -0.927 | Billion Cubic Feet |
September, 1983 | 37.054 | -2.779 | Billion Cubic Feet |
October, 1983 | 38.907 | + 1.853 | Billion Cubic Feet |
November, 1983 | 38.907 | 0 | Billion Cubic Feet |
December, 1983 | 44.465 | + 5.558 | Billion Cubic Feet |
January, 1984 | 54.974 | + 10.509 | Billion Cubic Feet |
February, 1984 | 43.98 | -10.994 | Billion Cubic Feet |
March, 1984 | 45.979 | + 1.999 | Billion Cubic Feet |
April, 1984 | 40.981 | -4.998 | Billion Cubic Feet |
May, 1984 | 41.98 | + 0.999 | Billion Cubic Feet |
June, 1984 | 41.98 | 0 | Billion Cubic Feet |
July, 1984 | 43.98 | + 2 | Billion Cubic Feet |
August, 1984 | 42.98 | -1 | Billion Cubic Feet |
September, 1984 | 39.981 | -2.999 | Billion Cubic Feet |
October, 1984 | 41.98 | + 1.999 | Billion Cubic Feet |
November, 1984 | 41.98 | 0 | Billion Cubic Feet |
December, 1984 | 47.978 | + 5.998 | Billion Cubic Feet |
January, 1985 | 53.975 | + 5.997 | Billion Cubic Feet |
February, 1985 | 45.979 | -7.996 | Billion Cubic Feet |
March, 1985 | 41.981 | -3.998 | Billion Cubic Feet |
April, 1985 | 38.982 | -2.999 | Billion Cubic Feet |
May, 1985 | 39.981 | + 0.999 | Billion Cubic Feet |
June, 1985 | 37.982 | -1.999 | Billion Cubic Feet |
July, 1985 | 39.981 | + 1.999 | Billion Cubic Feet |
August, 1985 | 38.982 | -0.999 | Billion Cubic Feet |
September, 1985 | 36.983 | -1.999 | Billion Cubic Feet |
October, 1985 | 38.982 | + 1.999 | Billion Cubic Feet |
November, 1985 | 38.982 | 0 | Billion Cubic Feet |
December, 1985 | 50.976 | + 11.994 | Billion Cubic Feet |
January, 1986 | 50.42 | -0.556 | Billion Cubic Feet |
February, 1986 | 43.361 | -7.059 | Billion Cubic Feet |
March, 1986 | 42.353 | -1.008 | Billion Cubic Feet |
April, 1986 | 36.302 | -6.051 | Billion Cubic Feet |
May, 1986 | 38.319 | + 2.017 | Billion Cubic Feet |
June, 1986 | 37.311 | -1.008 | Billion Cubic Feet |
July, 1986 | 38.319 | + 1.008 | Billion Cubic Feet |
August, 1986 | 38.319 | 0 | Billion Cubic Feet |
September, 1986 | 36.302 | -2.017 | Billion Cubic Feet |
October, 1986 | 38.319 | + 2.017 | Billion Cubic Feet |
November, 1986 | 38.319 | 0 | Billion Cubic Feet |
December, 1986 | 47.395 | + 9.076 | Billion Cubic Feet |
January, 1987 | 53.222 | + 5.827 | Billion Cubic Feet |
February, 1987 | 45.189 | -8.033 | Billion Cubic Feet |
March, 1987 | 44.185 | -1.004 | Billion Cubic Feet |
April, 1987 | 42.176 | -2.009 | Billion Cubic Feet |
May, 1987 | 42.176 | 0 | Billion Cubic Feet |
June, 1987 | 40.168 | -2.008 | Billion Cubic Feet |
July, 1987 | 38.159 | -2.009 | Billion Cubic Feet |
August, 1987 | 40.168 | + 2.009 | Billion Cubic Feet |
September, 1987 | 38.159 | -2.009 | Billion Cubic Feet |
October, 1987 | 41.172 | + 3.013 | Billion Cubic Feet |
November, 1987 | 43.18 | + 2.008 | Billion Cubic Feet |
December, 1987 | 51.214 | + 8.034 | Billion Cubic Feet |
January, 1988 | 62.991 | + 11.777 | Billion Cubic Feet |
February, 1988 | 54.992 | -7.999 | Billion Cubic Feet |
March, 1988 | 52.992 | -2 | Billion Cubic Feet |
April, 1988 | 45.993 | -6.999 | Billion Cubic Feet |
May, 1988 | 48.993 | + 3 | Billion Cubic Feet |
June, 1988 | 46.993 | -2 | Billion Cubic Feet |
July, 1988 | 48.993 | + 2 | Billion Cubic Feet |
August, 1988 | 48.993 | 0 | Billion Cubic Feet |
September, 1988 | 46.993 | -2 | Billion Cubic Feet |
October, 1988 | 48.993 | + 2 | Billion Cubic Feet |
November, 1988 | 50.993 | + 2 | Billion Cubic Feet |
December, 1988 | 55.992 | + 4.999 | Billion Cubic Feet |
January, 1989 | 56.937 | + 0.945 | Billion Cubic Feet |
February, 1989 | 56.937 | 0 | Billion Cubic Feet |
March, 1989 | 53.941 | -2.996 | Billion Cubic Feet |
April, 1989 | 48.946 | -4.995 | Billion Cubic Feet |
May, 1989 | 50.944 | + 1.998 | Billion Cubic Feet |
June, 1989 | 49.945 | -0.999 | Billion Cubic Feet |
July, 1989 | 49.945 | 0 | Billion Cubic Feet |
August, 1989 | 49.945 | 0 | Billion Cubic Feet |
September, 1989 | 47.947 | -1.998 | Billion Cubic Feet |
October, 1989 | 48.946 | + 0.999 | Billion Cubic Feet |
November, 1989 | 49.945 | + 0.999 | Billion Cubic Feet |
December, 1989 | 64.929 | + 14.984 | Billion Cubic Feet |
January, 1990 | 76.575 | + 11.646 | Billion Cubic Feet |
February, 1990 | 65.802 | -10.773 | Billion Cubic Feet |
March, 1990 | 63.915 | -1.887 | Billion Cubic Feet |
April, 1990 | 56.564 | -7.351 | Billion Cubic Feet |
May, 1990 | 48.268 | -8.296 | Billion Cubic Feet |
June, 1990 | 44.333 | -3.935 | Billion Cubic Feet |
July, 1990 | 43.772 | -0.561 | Billion Cubic Feet |
August, 1990 | 44.747 | + 0.975 | Billion Cubic Feet |
September, 1990 | 43.719 | -1.028 | Billion Cubic Feet |
October, 1990 | 48.275 | + 4.556 | Billion Cubic Feet |
November, 1990 | 54.31 | + 6.035 | Billion Cubic Feet |
December, 1990 | 69.534 | + 15.224 | Billion Cubic Feet |
January, 1991 | 73.76 | + 4.226 | Billion Cubic Feet |
February, 1991 | 61.176 | -12.584 | Billion Cubic Feet |
March, 1991 | 58.496 | -2.68 | Billion Cubic Feet |
April, 1991 | 48.656 | -9.84 | Billion Cubic Feet |
May, 1991 | 41.777 | -6.879 | Billion Cubic Feet |
June, 1991 | 37.274 | -4.503 | Billion Cubic Feet |
July, 1991 | 40.08 | + 2.806 | Billion Cubic Feet |
August, 1991 | 39.766 | -0.314 | Billion Cubic Feet |
September, 1991 | 38.345 | -1.421 | Billion Cubic Feet |
October, 1991 | 44.398 | + 6.053 | Billion Cubic Feet |
November, 1991 | 53.521 | + 9.123 | Billion Cubic Feet |
December, 1991 | 64.056 | + 10.535 | Billion Cubic Feet |
January, 1992 | 68.292 | + 4.236 | Billion Cubic Feet |
February, 1992 | 62.002 | -6.29 | Billion Cubic Feet |
March, 1992 | 58.494 | -3.508 | Billion Cubic Feet |
April, 1992 | 50.844 | -7.65 | Billion Cubic Feet |
May, 1992 | 42.23 | -8.614 | Billion Cubic Feet |
June, 1992 | 37.394 | -4.836 | Billion Cubic Feet |
July, 1992 | 38.824 | + 1.43 | Billion Cubic Feet |
August, 1992 | 37.376 | -1.448 | Billion Cubic Feet |
September, 1992 | 36.923 | -0.453 | Billion Cubic Feet |
October, 1992 | 40.554 | + 3.631 | Billion Cubic Feet |
November, 1992 | 50.32 | + 9.766 | Billion Cubic Feet |
December, 1992 | 64.456 | + 14.136 | Billion Cubic Feet |
January, 1993 | 71.547 | + 7.091 | Billion Cubic Feet |
February, 1993 | 68.038 | -3.509 | Billion Cubic Feet |
March, 1993 | 66.808 | -1.23 | Billion Cubic Feet |
April, 1993 | 51.896 | -14.912 | Billion Cubic Feet |
May, 1993 | 39.362 | -12.534 | Billion Cubic Feet |
June, 1993 | 39.17 | -0.192 | Billion Cubic Feet |
July, 1993 | 40.992 | + 1.822 | Billion Cubic Feet |
August, 1993 | 41.53 | + 0.538 | Billion Cubic Feet |
September, 1993 | 38.711 | -2.819 | Billion Cubic Feet |
October, 1993 | 45.482 | + 6.771 | Billion Cubic Feet |
November, 1993 | 54.52 | + 9.038 | Billion Cubic Feet |
December, 1993 | 66.252 | + 11.732 | Billion Cubic Feet |
January, 1994 | 85.419 | + 19.167 | Billion Cubic Feet |
February, 1994 | 77.97 | -7.449 | Billion Cubic Feet |
March, 1994 | 68.209 | -9.761 | Billion Cubic Feet |
April, 1994 | 54.12 | -14.089 | Billion Cubic Feet |
May, 1994 | 45.601 | -8.519 | Billion Cubic Feet |
June, 1994 | 45.203 | -0.398 | Billion Cubic Feet |
July, 1994 | 44.943 | -0.26000000000001 | Billion Cubic Feet |
August, 1994 | 45.828 | + 0.88500000000001 | Billion Cubic Feet |
September, 1994 | 44.119 | -1.709 | Billion Cubic Feet |
October, 1994 | 47.981 | + 3.862 | Billion Cubic Feet |
November, 1994 | 56.417 | + 8.436 | Billion Cubic Feet |
December, 1994 | 69.552 | + 13.135 | Billion Cubic Feet |
January, 1995 | 79.032 | + 9.48 | Billion Cubic Feet |
February, 1995 | 72.694 | -6.338 | Billion Cubic Feet |
March, 1995 | 68.604 | -4.09 | Billion Cubic Feet |
April, 1995 | 57.775 | -10.829 | Billion Cubic Feet |
May, 1995 | 50.36 | -7.415 | Billion Cubic Feet |
June, 1995 | 44.6 | -5.76 | Billion Cubic Feet |
July, 1995 | 47.996 | + 3.396 | Billion Cubic Feet |
August, 1995 | 49.773 | + 1.777 | Billion Cubic Feet |
September, 1995 | 44.526 | -5.247 | Billion Cubic Feet |
October, 1995 | 47.603 | + 3.077 | Billion Cubic Feet |
November, 1995 | 61.266 | + 13.663 | Billion Cubic Feet |
December, 1995 | 76.103 | + 14.837 | Billion Cubic Feet |
January, 1996 | 84.733 | + 8.63 | Billion Cubic Feet |
February, 1996 | 76.738 | -7.995 | Billion Cubic Feet |
March, 1996 | 72.204 | -4.534 | Billion Cubic Feet |
April, 1996 | 59.135 | -13.069 | Billion Cubic Feet |
May, 1996 | 50.497 | -8.638 | Billion Cubic Feet |
June, 1996 | 46.418 | -4.079 | Billion Cubic Feet |
July, 1996 | 45.696 | -0.722 | Billion Cubic Feet |
August, 1996 | 46.677 | + 0.981 | Billion Cubic Feet |
September, 1996 | 44.553 | -2.124 | Billion Cubic Feet |
October, 1996 | 49.001 | + 4.448 | Billion Cubic Feet |
November, 1996 | 61.595 | + 12.594 | Billion Cubic Feet |
December, 1996 | 74.199 | + 12.604 | Billion Cubic Feet |
January, 1997 | 87.335 | + 13.136 | Billion Cubic Feet |
February, 1997 | 77.912 | -9.423 | Billion Cubic Feet |
March, 1997 | 72.731 | -5.181 | Billion Cubic Feet |
April, 1997 | 61.428 | -11.303 | Billion Cubic Feet |
May, 1997 | 53.822 | -7.606 | Billion Cubic Feet |
June, 1997 | 49.062 | -4.76 | Billion Cubic Feet |
July, 1997 | 52.138 | + 3.076 | Billion Cubic Feet |
August, 1997 | 51.454 | -0.684 | Billion Cubic Feet |
September, 1997 | 48.661 | -2.793 | Billion Cubic Feet |
October, 1997 | 51.824 | + 3.163 | Billion Cubic Feet |
November, 1997 | 64.833 | + 13.009 | Billion Cubic Feet |
December, 1997 | 80.27 | + 15.437 | Billion Cubic Feet |
January, 1998 | 72.718 | -7.552 | Billion Cubic Feet |
February, 1998 | 63.898 | -8.82 | Billion Cubic Feet |
March, 1998 | 63.944 | + 0.045999999999999 | Billion Cubic Feet |
April, 1998 | 50.869 | -13.075 | Billion Cubic Feet |
May, 1998 | 44.293 | -6.576 | Billion Cubic Feet |
June, 1998 | 43.189 | -1.104 | Billion Cubic Feet |
July, 1998 | 46.619 | + 3.43 | Billion Cubic Feet |
August, 1998 | 46.934 | + 0.315 | Billion Cubic Feet |
September, 1998 | 43.647 | -3.287 | Billion Cubic Feet |
October, 1998 | 43.755 | + 0.108 | Billion Cubic Feet |
November, 1998 | 51.318 | + 7.563 | Billion Cubic Feet |
December, 1998 | 64.294 | + 12.976 | Billion Cubic Feet |
January, 1999 | 76.58 | + 12.286 | Billion Cubic Feet |
February, 1999 | 64.2 | -12.38 | Billion Cubic Feet |
March, 1999 | 65.213 | + 1.013 | Billion Cubic Feet |
April, 1999 | 53.437 | -11.776 | Billion Cubic Feet |
May, 1999 | 44.509 | -8.928 | Billion Cubic Feet |
June, 1999 | 42.06 | -2.449 | Billion Cubic Feet |
July, 1999 | 45.248 | + 3.188 | Billion Cubic Feet |
August, 1999 | 46.629 | + 1.381 | Billion Cubic Feet |
September, 1999 | 43.086 | -3.543 | Billion Cubic Feet |
October, 1999 | 46.701 | + 3.615 | Billion Cubic Feet |
November, 1999 | 51.066 | + 4.365 | Billion Cubic Feet |
December, 1999 | 66.591 | + 15.525 | Billion Cubic Feet |
January, 2000 | 72.42 | + 5.829 | Billion Cubic Feet |
February, 2000 | 67.236 | -5.184 | Billion Cubic Feet |
March, 2000 | 58.593 | -8.643 | Billion Cubic Feet |
April, 2000 | 50.738 | -7.855 | Billion Cubic Feet |
May, 2000 | 46.15 | -4.588 | Billion Cubic Feet |
June, 2000 | 42.616 | -3.534 | Billion Cubic Feet |
July, 2000 | 42.912 | + 0.296 | Billion Cubic Feet |
August, 2000 | 46.714 | + 3.802 | Billion Cubic Feet |
September, 2000 | 41.46 | -5.254 | Billion Cubic Feet |
October, 2000 | 44.103 | + 2.643 | Billion Cubic Feet |
November, 2000 | 54.47 | + 10.367 | Billion Cubic Feet |
December, 2000 | 74.797 | + 20.327 | Billion Cubic Feet |
January, 2001 | 76.386 | + 1.589 | Billion Cubic Feet |
February, 2001 | 65.77 | -10.616 | Billion Cubic Feet |
March, 2001 | 63.626 | -2.144 | Billion Cubic Feet |
April, 2001 | 50.736 | -12.89 | Billion Cubic Feet |
May, 2001 | 42.238 | -8.498 | Billion Cubic Feet |
June, 2001 | 40.041 | -2.197 | Billion Cubic Feet |
July, 2001 | 44.518 | + 4.477 | Billion Cubic Feet |
August, 2001 | 46.609 | + 2.091 | Billion Cubic Feet |
September, 2001 | 41.497 | -5.112 | Billion Cubic Feet |
October, 2001 | 45.967 | + 4.47 | Billion Cubic Feet |
November, 2001 | 47.63 | + 1.663 | Billion Cubic Feet |
December, 2001 | 59.946 | + 12.316 | Billion Cubic Feet |
January, 2002 | 72.857 | + 12.911 | Billion Cubic Feet |
February, 2002 | 65.626 | -7.231 | Billion Cubic Feet |
March, 2002 | 65.87 | + 0.244 | Billion Cubic Feet |
April, 2002 | 54.441 | -11.429 | Billion Cubic Feet |
May, 2002 | 46.147 | -8.294 | Billion Cubic Feet |
June, 2002 | 45.601 | -0.546 | Billion Cubic Feet |
July, 2002 | 50.359 | + 4.758 | Billion Cubic Feet |
August, 2002 | 49.635 | -0.724 | Billion Cubic Feet |
September, 2002 | 44.256 | -5.379 | Billion Cubic Feet |
October, 2002 | 47.265 | + 3.009 | Billion Cubic Feet |
November, 2002 | 55.394 | + 8.129 | Billion Cubic Feet |
December, 2002 | 69.469 | + 14.075 | Billion Cubic Feet |
January, 2003 | 72.816 | + 3.347 | Billion Cubic Feet |
February, 2003 | 67.462 | -5.354 | Billion Cubic Feet |
March, 2003 | 58.692 | -8.77 | Billion Cubic Feet |
April, 2003 | 46.108 | -12.584 | Billion Cubic Feet |
May, 2003 | 39.657 | -6.451 | Billion Cubic Feet |
June, 2003 | 35.652 | -4.005 | Billion Cubic Feet |
July, 2003 | 42.107 | + 6.455 | Billion Cubic Feet |
August, 2003 | 43.482 | + 1.375 | Billion Cubic Feet |
September, 2003 | 37.347 | -6.135 | Billion Cubic Feet |
October, 2003 | 40.742 | + 3.395 | Billion Cubic Feet |
November, 2003 | 46.462 | + 5.72 | Billion Cubic Feet |
December, 2003 | 60.963 | + 14.501 | Billion Cubic Feet |
January, 2004 | 68.605 | + 7.642 | Billion Cubic Feet |
February, 2004 | 64.405 | -4.2 | Billion Cubic Feet |
March, 2004 | 53.307 | -11.098 | Billion Cubic Feet |
April, 2004 | 43.947 | -9.36 | Billion Cubic Feet |
May, 2004 | 39.356 | -4.591 | Billion Cubic Feet |
June, 2004 | 37.031 | -2.325 | Billion Cubic Feet |
July, 2004 | 39.651 | + 2.62 | Billion Cubic Feet |
August, 2004 | 39.477 | -0.17400000000001 | Billion Cubic Feet |
September, 2004 | 37.067 | -2.41 | Billion Cubic Feet |
October, 2004 | 38.942 | + 1.875 | Billion Cubic Feet |
November, 2004 | 44.99 | + 6.048 | Billion Cubic Feet |
December, 2004 | 59.411 | + 14.421 | Billion Cubic Feet |
January, 2005 | 68.889 | + 9.478 | Billion Cubic Feet |
February, 2005 | 60.2 | -8.689 | Billion Cubic Feet |
March, 2005 | 58.871 | -1.329 | Billion Cubic Feet |
April, 2005 | 45.564 | -13.307 | Billion Cubic Feet |
May, 2005 | 39.863 | -5.701 | Billion Cubic Feet |
June, 2005 | 40.242 | + 0.379 | Billion Cubic Feet |
July, 2005 | 44.485 | + 4.243 | Billion Cubic Feet |
August, 2005 | 44.721 | + 0.236 | Billion Cubic Feet |
September, 2005 | 37.415 | -7.306 | Billion Cubic Feet |
October, 2005 | 37.443 | + 0.027999999999999 | Billion Cubic Feet |
November, 2005 | 43.968 | + 6.525 | Billion Cubic Feet |
December, 2005 | 62.367 | + 18.399 | Billion Cubic Feet |
January, 2006 | 58.834 | -3.533 | Billion Cubic Feet |
February, 2006 | 58.49 | -0.344 | Billion Cubic Feet |
March, 2006 | 57.677 | -0.813 | Billion Cubic Feet |
April, 2006 | 45.145 | -12.532 | Billion Cubic Feet |
May, 2006 | 40.665 | -4.48 | Billion Cubic Feet |
June, 2006 | 41.391 | + 0.726 | Billion Cubic Feet |
July, 2006 | 47.255 | + 5.864 | Billion Cubic Feet |
August, 2006 | 47.038 | -0.21700000000001 | Billion Cubic Feet |
September, 2006 | 38.844 | -8.194 | Billion Cubic Feet |
October, 2006 | 43.924 | + 5.08 | Billion Cubic Feet |
November, 2006 | 47.451 | + 3.527 | Billion Cubic Feet |
December, 2006 | 57.501 | + 10.05 | Billion Cubic Feet |
January, 2007 | 67.439 | + 9.938 | Billion Cubic Feet |
February, 2007 | 70.273 | + 2.834 | Billion Cubic Feet |
March, 2007 | 57.526 | -12.747 | Billion Cubic Feet |
April, 2007 | 48.595 | -8.931 | Billion Cubic Feet |
May, 2007 | 41.342 | -7.253 | Billion Cubic Feet |
June, 2007 | 41.31 | -0.031999999999996 | Billion Cubic Feet |
July, 2007 | 44.231 | + 2.921 | Billion Cubic Feet |
August, 2007 | 50.914 | + 6.683 | Billion Cubic Feet |
September, 2007 | 42.286 | -8.628 | Billion Cubic Feet |
October, 2007 | 43.236 | + 0.95 | Billion Cubic Feet |
November, 2007 | 49.14 | + 5.904 | Billion Cubic Feet |
December, 2007 | 65.072 | + 15.932 | Billion Cubic Feet |
January, 2008 | 77.313 | + 12.241 | Billion Cubic Feet |
February, 2008 | 70.698 | -6.615 | Billion Cubic Feet |
March, 2008 | 63.85 | -6.848 | Billion Cubic Feet |
April, 2008 | 50.623 | -13.227 | Billion Cubic Feet |
May, 2008 | 43.282 | -7.341 | Billion Cubic Feet |
June, 2008 | 44.156 | + 0.874 | Billion Cubic Feet |
July, 2008 | 47.092 | + 2.936 | Billion Cubic Feet |
August, 2008 | 46.361 | -0.731 | Billion Cubic Feet |
September, 2008 | 40.239 | -6.122 | Billion Cubic Feet |
October, 2008 | 45.052 | + 4.813 | Billion Cubic Feet |
November, 2008 | 51.903 | + 6.851 | Billion Cubic Feet |
December, 2008 | 67.386 | + 15.483 | Billion Cubic Feet |
January, 2009 | 81.144 | + 13.758 | Billion Cubic Feet |
February, 2009 | 69.119 | -12.025 | Billion Cubic Feet |
March, 2009 | 63.814 | -5.305 | Billion Cubic Feet |
April, 2009 | 50.684 | -13.13 | Billion Cubic Feet |
May, 2009 | 43.256 | -7.428 | Billion Cubic Feet |
June, 2009 | 44.075 | + 0.819 | Billion Cubic Feet |
July, 2009 | 48.056 | + 3.981 | Billion Cubic Feet |
August, 2009 | 50.455 | + 2.399 | Billion Cubic Feet |
September, 2009 | 45.621 | -4.834 | Billion Cubic Feet |
October, 2009 | 48.298 | + 2.677 | Billion Cubic Feet |
November, 2009 | 51.782 | + 3.484 | Billion Cubic Feet |
December, 2009 | 73.871 | + 22.089 | Billion Cubic Feet |
January, 2010 | 79.95 | + 6.079 | Billion Cubic Feet |
February, 2010 | 70.46 | -9.49 | Billion Cubic Feet |
March, 2010 | 60.147 | -10.313 | Billion Cubic Feet |
April, 2010 | 46.922 | -13.225 | Billion Cubic Feet |
May, 2010 | 44.635 | -2.287 | Billion Cubic Feet |
June, 2010 | 45.728 | + 1.093 | Billion Cubic Feet |
July, 2010 | 50.825 | + 5.097 | Billion Cubic Feet |
August, 2010 | 52.357 | + 1.532 | Billion Cubic Feet |
September, 2010 | 45.244 | -7.113 | Billion Cubic Feet |
October, 2010 | 45.889 | + 0.645 | Billion Cubic Feet |
November, 2010 | 55.118 | + 9.229 | Billion Cubic Feet |
December, 2010 | 76.849 | + 21.731 | Billion Cubic Feet |
January, 2011 | 82.626 | + 5.777 | Billion Cubic Feet |
February, 2011 | 69.965 | -12.661 | Billion Cubic Feet |
March, 2011 | 62.944 | -7.021 | Billion Cubic Feet |
April, 2011 | 50.979 | -11.965 | Billion Cubic Feet |
May, 2011 | 46.204 | -4.775 | Billion Cubic Feet |
June, 2011 | 46.037 | -0.167 | Billion Cubic Feet |
July, 2011 | 52.9 | + 6.863 | Billion Cubic Feet |
August, 2011 | 52.896 | -0.0039999999999978 | Billion Cubic Feet |
September, 2011 | 45.927 | -6.969 | Billion Cubic Feet |
October, 2011 | 48.362 | + 2.435 | Billion Cubic Feet |
November, 2011 | 56.945 | + 8.583 | Billion Cubic Feet |
December, 2011 | 72 | + 15.055 | Billion Cubic Feet |
January, 2012 | 79.832 | + 7.832 | Billion Cubic Feet |
February, 2012 | 72.395 | -7.437 | Billion Cubic Feet |
March, 2012 | 60.866 | -11.529 | Billion Cubic Feet |
April, 2012 | 55.702 | -5.164 | Billion Cubic Feet |
May, 2012 | 53.175 | -2.527 | Billion Cubic Feet |
June, 2012 | 53.145 | -0.029999999999994 | Billion Cubic Feet |
July, 2012 | 59.038 | + 5.893 | Billion Cubic Feet |
August, 2012 | 57.21 | -1.828 | Billion Cubic Feet |
September, 2012 | 51.204 | -6.006 | Billion Cubic Feet |
October, 2012 | 53.921 | + 2.717 | Billion Cubic Feet |
November, 2012 | 62.107 | + 8.186 | Billion Cubic Feet |
December, 2012 | 72.195 | + 10.088 | Billion Cubic Feet |
January, 2013 | 93.018 | + 20.823 | Billion Cubic Feet |
February, 2013 | 82.89 | -10.128 | Billion Cubic Feet |
March, 2013 | 80.94 | -1.95 | Billion Cubic Feet |
April, 2013 | 62.329 | -18.611 | Billion Cubic Feet |
May, 2013 | 54.947 | -7.382 | Billion Cubic Feet |
June, 2013 | 54.767 | -0.18 | Billion Cubic Feet |
July, 2013 | 60.741 | + 5.974 | Billion Cubic Feet |
August, 2013 | 60.785 | + 0.043999999999997 | Billion Cubic Feet |
September, 2013 | 55.518 | -5.267 | Billion Cubic Feet |
October, 2013 | 58.737 | + 3.219 | Billion Cubic Feet |
November, 2013 | 74.032 | + 15.295 | Billion Cubic Feet |
December, 2013 | 94.357 | + 20.325 | Billion Cubic Feet |
January, 2014 | 86.069 | -8.288 | Billion Cubic Feet |
February, 2014 | 73.402 | -12.667 | Billion Cubic Feet |
March, 2014 | 67.924 | -5.478 | Billion Cubic Feet |
April, 2014 | 51.31 | -16.614 | Billion Cubic Feet |
May, 2014 | 46.987 | -4.323 | Billion Cubic Feet |
June, 2014 | 45.272 | -1.715 | Billion Cubic Feet |
July, 2014 | 48.869 | + 3.597 | Billion Cubic Feet |
August, 2014 | 50.302 | + 1.433 | Billion Cubic Feet |
September, 2014 | 46.966 | -3.336 | Billion Cubic Feet |
October, 2014 | 49.702 | + 2.736 | Billion Cubic Feet |
November, 2014 | 62.258 | + 12.556 | Billion Cubic Feet |
December, 2014 | 71.09 | + 8.832 | Billion Cubic Feet |
January, 2015 | 78.8 | + 7.71 | Billion Cubic Feet |
February, 2015 | 74.108 | -4.692 | Billion Cubic Feet |
March, 2015 | 64.931 | -9.177 | Billion Cubic Feet |
April, 2015 | 49.581 | -15.35 | Billion Cubic Feet |
May, 2015 | 45.56 | -4.021 | Billion Cubic Feet |
June, 2015 | 46.785 | + 1.225 | Billion Cubic Feet |
July, 2015 | 51.094 | + 4.309 | Billion Cubic Feet |
August, 2015 | 50.694 | -0.4 | Billion Cubic Feet |
September, 2015 | 46.786 | -3.908 | Billion Cubic Feet |
October, 2015 | 48.969 | + 2.183 | Billion Cubic Feet |
November, 2015 | 56.016 | + 7.047 | Billion Cubic Feet |
December, 2015 | 64.859 | + 8.843 | Billion Cubic Feet |
January, 2016 | 78.465 | + 13.606 | Billion Cubic Feet |
February, 2016 | 66.993 | -11.472 | Billion Cubic Feet |
March, 2016 | 58.956 | -8.037 | Billion Cubic Feet |
April, 2016 | 51.848 | -7.108 | Billion Cubic Feet |
May, 2016 | 48.644 | -3.204 | Billion Cubic Feet |
June, 2016 | 49.713 | + 1.069 | Billion Cubic Feet |
July, 2016 | 54.504 | + 4.791 | Billion Cubic Feet |
August, 2016 | 55.109 | + 0.605 | Billion Cubic Feet |
September, 2016 | 48.332 | -6.777 | Billion Cubic Feet |
October, 2016 | 47.637 | -0.695 | Billion Cubic Feet |
November, 2016 | 53.93 | + 6.293 | Billion Cubic Feet |
December, 2016 | 72.6 | + 18.67 | Billion Cubic Feet |
January, 2017 | 78.712 | + 6.112 | Billion Cubic Feet |
February, 2017 | 62.816 | -15.896 | Billion Cubic Feet |
March, 2017 | 67.554 | + 4.738 | Billion Cubic Feet |
April, 2017 | 50.973 | -16.581 | Billion Cubic Feet |
May, 2017 | 49.723 | -1.25 | Billion Cubic Feet |
June, 2017 | 50.33 | + 0.607 | Billion Cubic Feet |
July, 2017 | 56.698 | + 6.368 | Billion Cubic Feet |
August, 2017 | 55.349 | -1.349 | Billion Cubic Feet |
September, 2017 | 50.513 | -4.836 | Billion Cubic Feet |
October, 2017 | 53.456 | + 2.943 | Billion Cubic Feet |
November, 2017 | 62.661 | + 9.205 | Billion Cubic Feet |
December, 2017 | 83.08 | + 20.419 | Billion Cubic Feet |
January, 2018 | 98.811 | + 15.731 | Billion Cubic Feet |
February, 2018 | 79.713 | -19.098 | Billion Cubic Feet |
March, 2018 | 81.905 | + 2.192 | Billion Cubic Feet |
April, 2018 | 68.299 | -13.606 | Billion Cubic Feet |
May, 2018 | 59.007 | -9.292 | Billion Cubic Feet |
June, 2018 | 59.376 | + 0.369 | Billion Cubic Feet |
July, 2018 | 68.011 | + 8.635 | Billion Cubic Feet |
August, 2018 | 66.785 | -1.226 | Billion Cubic Feet |
September, 2018 | 61.997 | -4.788 | Billion Cubic Feet |
October, 2018 | 65.791 | + 3.794 | Billion Cubic Feet |
November, 2018 | 79.115 | + 13.324 | Billion Cubic Feet |
December, 2018 | 87.724 | + 8.609 | Billion Cubic Feet |
January, 2019 | 105.186 | + 17.462 | Billion Cubic Feet |
February, 2019 | 92.749 | -12.437 | Billion Cubic Feet |
March, 2019 | 88.906 | -3.843 | Billion Cubic Feet |
April, 2019 | 66.388 | -22.518 | Billion Cubic Feet |
May, 2019 | 63.644 | -2.744 | Billion Cubic Feet |
June, 2019 | 63.569 | -0.074999999999996 | Billion Cubic Feet |
July, 2019 | 72.745 | + 9.176 | Billion Cubic Feet |
August, 2019 | 73.628 | + 0.883 | Billion Cubic Feet |
September, 2019 | 66.588 | -7.04 | Billion Cubic Feet |
October, 2019 | 69.923 | + 3.335 | Billion Cubic Feet |
November, 2019 | 84.599 | + 14.676 | Billion Cubic Feet |
December, 2019 | 96.342 | + 11.743 | Billion Cubic Feet |
January, 2020 | 100.079 | + 3.737 | Billion Cubic Feet |
February, 2020 | 92.084 | -7.995 | Billion Cubic Feet |
March, 2020 | 82.237 | -9.847 | Billion Cubic Feet |
April, 2020 | 68.168 | -14.069 | Billion Cubic Feet |
May, 2020 | 62.887 | -5.281 | Billion Cubic Feet |
June, 2020 | 64.835 | + 1.948 | Billion Cubic Feet |
July, 2020 | 75.683 | + 10.848 | Billion Cubic Feet |
August, 2020 | 73.005 | -2.678 | Billion Cubic Feet |
September, 2020 | 66.017 | -6.988 | Billion Cubic Feet |
October, 2020 | 70.538 | + 4.521 | Billion Cubic Feet |
November, 2020 | 74.097 | + 3.559 | Billion Cubic Feet |
December, 2020 | 95.9 | + 21.803 | Billion Cubic Feet |
January, 2021 | 99.791 | + 3.891 | Billion Cubic Feet |
February, 2021 | 92.212 | -7.579 | Billion Cubic Feet |
March, 2021 | 79.194 | -13.018 | Billion Cubic Feet |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
2021 | 99.791 - 79.194 | 79.194 - 99.791 | 90.4 | -20.6 |
2020 | 100.079 - 95.9 | 62.887 - 100.079 | 77.13 | -4.18 |
2019 | 105.186 - 96.342 | 63.569 - 105.186 | 78.69 | -8.84 |
2018 | 98.811 - 87.724 | 59.007 - 98.811 | 73.04 | -11.09 |
2017 | 78.712 - 83.08 | 49.723 - 83.08 | 60.16 | + 4.37 |
2016 | 78.465 - 72.6 | 47.637 - 78.465 | 57.23 | -5.87 |
2015 | 78.8 - 64.859 | 45.56 - 78.8 | 56.52 | -13.94 |
2014 | 86.069 - 71.09 | 45.272 - 86.069 | 58.35 | -14.98 |
2013 | 93.018 - 94.357 | 54.767 - 94.357 | 69.42 | + 1.34 |
2012 | 79.832 - 72.195 | 51.204 - 79.832 | 60.9 | -7.64 |
2011 | 82.626 - 72 | 45.927 - 82.626 | 57.32 | -10.63 |
2010 | 79.95 - 76.849 | 44.635 - 79.95 | 56.18 | -3.1 |
2009 | 81.144 - 73.871 | 43.256 - 81.144 | 55.85 | -7.27 |
2008 | 77.313 - 67.386 | 40.239 - 77.313 | 54 | -9.93 |
2007 | 67.439 - 65.072 | 41.31 - 70.273 | 51.78 | -2.37 |
2006 | 58.834 - 57.501 | 38.844 - 58.834 | 48.68 | -1.33 |
2005 | 68.889 - 62.367 | 37.415 - 68.889 | 48.67 | -6.52 |
2004 | 68.605 - 59.411 | 37.031 - 68.605 | 47.18 | -9.19 |
2003 | 72.816 - 60.963 | 35.652 - 72.816 | 49.29 | -11.85 |
2002 | 72.857 - 69.469 | 44.256 - 72.857 | 55.58 | -3.39 |
2001 | 76.386 - 59.946 | 40.041 - 76.386 | 52.08 | -16.44 |
2000 | 72.42 - 74.797 | 41.46 - 74.797 | 53.52 | + 2.38 |
1999 | 76.58 - 66.591 | 42.06 - 76.58 | 53.78 | -9.99 |
1998 | 72.718 - 64.294 | 43.189 - 72.718 | 52.96 | -8.42 |
1997 | 87.335 - 80.27 | 48.661 - 87.335 | 62.62 | -7.07 |
1996 | 84.733 - 74.199 | 44.553 - 84.733 | 59.29 | -10.53 |
1995 | 79.032 - 76.103 | 44.526 - 79.032 | 58.36 | -2.93 |
1994 | 85.419 - 69.552 | 44.119 - 85.419 | 57.11 | -15.87 |
1993 | 71.547 - 66.252 | 38.711 - 71.547 | 52.03 | -5.3 |
1992 | 68.292 - 64.456 | 36.923 - 68.292 | 48.98 | -3.84 |
1991 | 73.76 - 64.056 | 37.274 - 73.76 | 50.11 | -9.7 |
1990 | 76.575 - 69.534 | 43.719 - 76.575 | 54.98 | -7.04 |
1989 | 56.937 - 64.929 | 47.947 - 64.929 | 52.44 | + 7.99 |
1988 | 62.991 - 55.992 | 45.993 - 62.991 | 51.16 | -7 |
1987 | 53.222 - 51.214 | 38.159 - 53.222 | 43.26 | -2.01 |
1986 | 50.42 - 47.395 | 36.302 - 50.42 | 40.42 | -3.03 |
1985 | 53.975 - 50.976 | 36.983 - 53.975 | 41.98 | -3 |
1984 | 54.974 - 47.978 | 39.981 - 54.974 | 44.06 | -7 |
1983 | 50.95 - 44.465 | 37.054 - 50.95 | 40.84 | -6.49 |
1982 | 79 - 58 | 37 - 79 | 49.75 | -21 |
1981 | 75 - 69 | 42 - 75 | 53.42 | -6 |
1980 | 71 - 68 | 40 - 71 | 52.75 | -3 |
1979 | 72.029 - 61.519 | 38.865 - 72.029 | 50.08 | -10.51 |
1978 | 64.377 - 55.918 | 33.378 - 64.377 | 44.2 | -8.46 |
1977 | 65.68 - 57.521 | 36.155 - 65.68 | 44.39 | -8.16 |
1976 | 62.98 - 61.359 | 35.792 - 62.98 | 45.69 | -1.62 |
1975 | 67.074 - 61.137 | 37.506 - 67.074 | 48.58 | -5.94 |
1974 | 70.273 - 66.303 | 45.347 - 70.273 | 55.73 | -3.97 |
1973 | 77.544 - 72.061 | 50.43 - 77.544 | 60.68 | -5.48 |