Month | Data | Change | Unit |
---|---|---|---|
November, 1978 | 38.998 | 0 | USD/therms |
December, 1978 | 38.896 | -0.102 | USD/therms |
January, 1979 | 37.267 | -1.629 | USD/therms |
February, 1979 | 39.289 | + 2.022 | USD/therms |
March, 1979 | 40.01 | + 0.721 | USD/therms |
April, 1979 | 39.655 | -0.355 | USD/therms |
May, 1979 | 39.938 | + 0.283 | USD/therms |
June, 1979 | 36.341 | -3.597 | USD/therms |
July, 1979 | 35.189 | -1.152 | USD/therms |
August, 1979 | 34.983 | -0.206 | USD/therms |
September, 1979 | 39.679 | + 4.696 | USD/therms |
October, 1979 | 42.942 | + 3.263 | USD/therms |
November, 1979 | 42.932 | -0.009999999999998 | USD/therms |
December, 1979 | 42.849 | -0.083000000000006 | USD/therms |
January, 1980 | 42.495 | -0.354 | USD/therms |
February, 1980 | 44.45 | + 1.955 | USD/therms |
March, 1980 | 44.755 | + 0.305 | USD/therms |
April, 1980 | 45.656 | + 0.901 | USD/therms |
May, 1980 | 45.916 | + 0.26 | USD/therms |
June, 1980 | 41.921 | -3.995 | USD/therms |
July, 1980 | 42.213 | + 0.292 | USD/therms |
August, 1980 | 40.859 | -1.354 | USD/therms |
September, 1980 | 46.278 | + 5.419 | USD/therms |
October, 1980 | 47.652 | + 1.374 | USD/therms |
November, 1980 | 46.898 | -0.754 | USD/therms |
December, 1980 | 47.333 | + 0.435 | USD/therms |
January, 1981 | 44.565 | -2.768 | USD/therms |
February, 1981 | 50.128 | + 5.563 | USD/therms |
March, 1981 | 51.661 | + 1.533 | USD/therms |
April, 1981 | 51.613 | -0.048000000000002 | USD/therms |
May, 1981 | 52.648 | + 1.035 | USD/therms |
June, 1981 | 48.609 | -4.039 | USD/therms |
July, 1981 | 47.864 | -0.745 | USD/therms |
August, 1981 | 48.107 | + 0.243 | USD/therms |
September, 1981 | 54.893 | + 6.786 | USD/therms |
October, 1981 | 56.303 | + 1.41 | USD/therms |
November, 1981 | 53.035 | -3.268 | USD/therms |
December, 1981 | 58.887 | + 5.852 | USD/therms |
January, 1982 | 58.29 | -0.597 | USD/therms |
February, 1982 | 60.163 | + 1.873 | USD/therms |
March, 1982 | 62.844 | + 2.681 | USD/therms |
April, 1982 | 64.563 | + 1.719 | USD/therms |
May, 1982 | 63.8 | -0.76300000000001 | USD/therms |
June, 1982 | 60.504 | -3.296 | USD/therms |
July, 1982 | 59.954 | -0.55 | USD/therms |
August, 1982 | 60.722 | + 0.768 | USD/therms |
September, 1982 | 66.772 | + 6.05 | USD/therms |
October, 1982 | 70.065 | + 3.293 | USD/therms |
November, 1982 | 70.701 | + 0.636 | USD/therms |
December, 1982 | 78.857 | + 8.156 | USD/therms |
January, 1983 | 73.597 | -5.26 | USD/therms |
February, 1983 | 75.114 | + 1.517 | USD/therms |
March, 1983 | 76.919 | + 1.805 | USD/therms |
April, 1983 | 79.825 | + 2.906 | USD/therms |
May, 1983 | 78.591 | -1.234 | USD/therms |
June, 1983 | 74.229 | -4.362 | USD/therms |
July, 1983 | 70.759 | -3.47 | USD/therms |
August, 1983 | 73.364 | + 2.605 | USD/therms |
September, 1983 | 79.691 | + 6.327 | USD/therms |
October, 1983 | 74.166 | -5.525 | USD/therms |
November, 1983 | 76.373 | + 2.207 | USD/therms |
December, 1983 | 76.727 | + 0.354 | USD/therms |
January, 1984 | 76.93 | + 0.203 | USD/therms |
February, 1984 | 77.445 | + 0.51499999999999 | USD/therms |
March, 1984 | 76.877 | -0.568 | USD/therms |
April, 1984 | 74.375 | -2.502 | USD/therms |
May, 1984 | 75.398 | + 1.023 | USD/therms |
June, 1984 | 68.742 | -6.656 | USD/therms |
July, 1984 | 71.187 | + 2.445 | USD/therms |
August, 1984 | 71.891 | + 0.70400000000001 | USD/therms |
September, 1984 | 75.73 | + 3.839 | USD/therms |
October, 1984 | 75.339 | -0.39100000000001 | USD/therms |
November, 1984 | 78.568 | + 3.229 | USD/therms |
December, 1984 | 76.633 | -1.935 | USD/therms |
January, 1985 | 78.421 | + 1.788 | USD/therms |
February, 1985 | 73.208 | -5.213 | USD/therms |
March, 1985 | 76.622 | + 3.414 | USD/therms |
April, 1985 | 71.548 | -5.074 | USD/therms |
May, 1985 | 75.073 | + 3.525 | USD/therms |
June, 1985 | 72.764 | -2.309 | USD/therms |
July, 1985 | 72.39 | -0.374 | USD/therms |
August, 1985 | 69.979 | -2.411 | USD/therms |
October, 1985 | 75.246 | + 5.267 | USD/therms |
November, 1985 | 74.721 | -0.52499999999999 | USD/therms |
December, 1985 | 73.062 | -1.659 | USD/therms |
January, 1986 | 72.047 | -1.015 | USD/therms |
February, 1986 | 73.826 | + 1.779 | USD/therms |
March, 1986 | 73.531 | -0.29499999999999 | USD/therms |
April, 1986 | 75.231 | + 1.7 | USD/therms |
May, 1986 | 73.577 | -1.654 | USD/therms |
June, 1986 | 66.548 | -7.029 | USD/therms |
July, 1986 | 65.677 | -0.871 | USD/therms |
August, 1986 | 64.849 | -0.828 | USD/therms |
September, 1986 | 72.39 | + 7.541 | USD/therms |
October, 1986 | 71.968 | -0.422 | USD/therms |
November, 1986 | 70.933 | -1.035 | USD/therms |
December, 1986 | 72.07 | + 1.137 | USD/therms |
January, 1987 | 72.653 | + 0.58300000000001 | USD/therms |
February, 1987 | 71.173 | -1.48 | USD/therms |
March, 1987 | 72.718 | + 1.545 | USD/therms |
April, 1987 | 70.172 | -2.546 | USD/therms |
May, 1987 | 64.6 | -5.572 | USD/therms |
June, 1987 | 57.333 | -7.267 | USD/therms |
July, 1987 | 57.34 | + 0.007000000000005 | USD/therms |
August, 1987 | 58.046 | + 0.706 | USD/therms |
September, 1987 | 64.295 | + 6.249 | USD/therms |
October, 1987 | 61.745 | -2.55 | USD/therms |
November, 1987 | 62.596 | + 0.851 | USD/therms |
December, 1987 | 62.458 | -0.138 | USD/therms |
January, 1988 | 62.802 | + 0.344 | USD/therms |
February, 1988 | 62.713 | -0.088999999999999 | USD/therms |
March, 1988 | 62.53 | -0.183 | USD/therms |
April, 1988 | 62.711 | + 0.181 | USD/therms |
May, 1988 | 62.369 | -0.342 | USD/therms |
June, 1988 | 55.444 | -6.925 | USD/therms |
July, 1988 | 54.297 | -1.147 | USD/therms |
August, 1988 | 55.754 | + 1.457 | USD/therms |
September, 1988 | 64.687 | + 8.933 | USD/therms |
October, 1988 | 67.769 | + 3.082 | USD/therms |
November, 1988 | 69.42 | + 1.651 | USD/therms |
December, 1988 | 70.885 | + 1.465 | USD/therms |
January, 1989 | 71.122 | + 0.23699999999999 | USD/therms |
February, 1989 | 71.529 | + 0.407 | USD/therms |
March, 1989 | 73.103 | + 1.574 | USD/therms |
April, 1989 | 70.959 | -2.144 | USD/therms |
May, 1989 | 69.888 | -1.071 | USD/therms |
June, 1989 | 66.63 | -3.258 | USD/therms |
July, 1989 | 68.716 | + 2.086 | USD/therms |
August, 1989 | 66.804 | -1.912 | USD/therms |
September, 1989 | 71.739 | + 4.935 | USD/therms |
October, 1989 | 69.854 | -1.885 | USD/therms |
November, 1989 | 69.576 | -0.27800000000001 | USD/therms |
December, 1989 | 70.005 | + 0.429 | USD/therms |
January, 1990 | 74.197 | + 4.192 | USD/therms |
February, 1990 | 74.842 | + 0.645 | USD/therms |
March, 1990 | 68.42 | -6.422 | USD/therms |
April, 1990 | 64.977 | -3.443 | USD/therms |
May, 1990 | 64.132 | -0.845 | USD/therms |
June, 1990 | 58.911 | -5.221 | USD/therms |
July, 1990 | 59.458 | + 0.547 | USD/therms |
August, 1990 | 61.052 | + 1.594 | USD/therms |
September, 1990 | 72.805 | + 11.753 | USD/therms |
October, 1990 | 72.435 | -0.37 | USD/therms |
November, 1990 | 72.08 | -0.355 | USD/therms |
December, 1990 | 70.495 | -1.585 | USD/therms |
January, 1991 | 70.751 | + 0.256 | USD/therms |
February, 1991 | 72.305 | + 1.554 | USD/therms |
March, 1991 | 69.26 | -3.045 | USD/therms |
April, 1991 | 69.515 | + 0.255 | USD/therms |
May, 1991 | 64.918 | -4.597 | USD/therms |
June, 1991 | 61.556 | -3.362 | USD/therms |
July, 1991 | 61.059 | -0.497 | USD/therms |
August, 1991 | 59.32 | -1.739 | USD/therms |
September, 1991 | 65.077 | + 5.757 | USD/therms |
October, 1991 | 64.967 | -0.11 | USD/therms |
November, 1991 | 65.104 | + 0.137 | USD/therms |
December, 1991 | 69.461 | + 4.357 | USD/therms |
January, 1992 | 70.082 | + 0.621 | USD/therms |
February, 1992 | 69.6 | -0.482 | USD/therms |
March, 1992 | 63.662 | -5.938 | USD/therms |
April, 1992 | 60.034 | -3.628 | USD/therms |
May, 1992 | 60.833 | + 0.799 | USD/therms |
June, 1992 | 62.334 | + 1.501 | USD/therms |
July, 1992 | 62.445 | + 0.111 | USD/therms |
August, 1992 | 62.565 | + 0.12 | USD/therms |
September, 1992 | 69.515 | + 6.95 | USD/therms |
October, 1992 | 70.58 | + 1.065 | USD/therms |
November, 1992 | 71.228 | + 0.648 | USD/therms |
December, 1992 | 78.071 | + 6.843 | USD/therms |
January, 1993 | 79.977 | + 1.906 | USD/therms |
February, 1993 | 79.642 | -0.33500000000001 | USD/therms |
March, 1993 | 77.115 | -2.527 | USD/therms |
April, 1993 | 80.285 | + 3.17 | USD/therms |
May, 1993 | 82.342 | + 2.057 | USD/therms |
June, 1993 | 81.082 | -1.26 | USD/therms |
July, 1993 | 81.575 | + 0.49300000000001 | USD/therms |
August, 1993 | 82.411 | + 0.836 | USD/therms |
September, 1993 | 78.906 | -3.505 | USD/therms |
October, 1993 | 78.493 | -0.41300000000001 | USD/therms |
November, 1993 | 78.886 | + 0.393 | USD/therms |
December, 1993 | 78.178 | -0.708 | USD/therms |
January, 1994 | 77.731 | -0.447 | USD/therms |
February, 1994 | 78.295 | + 0.56400000000001 | USD/therms |
March, 1994 | 78.094 | -0.20100000000001 | USD/therms |
April, 1994 | 79.794 | + 1.7 | USD/therms |
May, 1994 | 80.115 | + 0.321 | USD/therms |
June, 1994 | 78.322 | -1.793 | USD/therms |
July, 1994 | 75.71 | -2.612 | USD/therms |
August, 1994 | 76.124 | + 0.414 | USD/therms |
September, 1994 | 75.862 | -0.262 | USD/therms |
October, 1994 | 79.587 | + 3.725 | USD/therms |
November, 1994 | 79.213 | -0.37400000000001 | USD/therms |
December, 1994 | 81.374 | + 2.161 | USD/therms |
January, 1995 | 81.261 | -0.113 | USD/therms |
February, 1995 | 81.414 | + 0.15300000000001 | USD/therms |
March, 1995 | 76.957 | -4.457 | USD/therms |
April, 1995 | 78.81 | + 1.853 | USD/therms |
May, 1995 | 78.274 | -0.536 | USD/therms |
June, 1995 | 76.472 | -1.802 | USD/therms |
July, 1995 | 76.152 | -0.31999999999999 | USD/therms |
August, 1995 | 76.098 | -0.054000000000002 | USD/therms |
September, 1995 | 76.615 | + 0.517 | USD/therms |
October, 1995 | 76.009 | -0.60599999999999 | USD/therms |
November, 1995 | 74.957 | -1.052 | USD/therms |
December, 1995 | 71.23 | -3.727 | USD/therms |
January, 1996 | 71.623 | + 0.393 | USD/therms |
February, 1996 | 73.484 | + 1.861 | USD/therms |
March, 1996 | 80.223 | + 6.739 | USD/therms |
April, 1996 | 82.015 | + 1.792 | USD/therms |
May, 1996 | 79.315 | -2.7 | USD/therms |
June, 1996 | 87.801 | + 8.486 | USD/therms |
July, 1996 | 84.778 | -3.023 | USD/therms |
August, 1996 | 84.121 | -0.65700000000001 | USD/therms |
September, 1996 | 77.855 | -6.266 | USD/therms |
October, 1996 | 78.479 | + 0.624 | USD/therms |
November, 1996 | 78.224 | -0.255 | USD/therms |
December, 1996 | 93.885 | + 15.661 | USD/therms |
January, 1997 | 96.075 | + 2.19 | USD/therms |
February, 1997 | 89.529 | -6.546 | USD/therms |
March, 1997 | 87.197 | -2.332 | USD/therms |
April, 1997 | 87.283 | + 0.085999999999999 | USD/therms |
May, 1997 | 87.531 | + 0.248 | USD/therms |
June, 1997 | 87.674 | + 0.143 | USD/therms |
July, 1997 | 84.457 | -3.217 | USD/therms |
August, 1997 | 84.53 | + 0.073000000000008 | USD/therms |
September, 1997 | 88.142 | + 3.612 | USD/therms |
October, 1997 | 92.611 | + 4.469 | USD/therms |
November, 1997 | 99.56 | + 6.949 | USD/therms |
December, 1997 | 86.289 | -13.271 | USD/therms |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
1997 | 96.075 - 86.289 | 84.457 - 99.56 | 89.24 | -9.79 |
1996 | 71.623 - 93.885 | 71.623 - 93.885 | 80.98 | + 22.26 |
1995 | 81.261 - 71.23 | 71.23 - 81.414 | 77.02 | -10.03 |
1994 | 77.731 - 81.374 | 75.71 - 81.374 | 78.35 | + 3.64 |
1993 | 79.977 - 78.178 | 77.115 - 82.411 | 79.91 | -1.8 |
1992 | 70.082 - 78.071 | 60.034 - 78.071 | 66.75 | + 7.99 |
1991 | 70.751 - 69.461 | 59.32 - 72.305 | 66.11 | -1.29 |
1990 | 74.197 - 70.495 | 58.911 - 74.842 | 67.82 | -3.7 |
1989 | 71.122 - 70.005 | 66.63 - 73.103 | 69.99 | -1.12 |
1988 | 62.802 - 70.885 | 54.297 - 70.885 | 62.62 | + 8.08 |
1987 | 72.653 - 62.458 | 57.333 - 72.718 | 64.59 | -10.2 |
1986 | 72.047 - 72.07 | 64.849 - 75.231 | 71.05 | + 0.02 |
1985 | 78.421 - 73.062 | 69.979 - 78.421 | 73.91 | -5.36 |
1984 | 76.93 - 76.633 | 68.742 - 78.568 | 74.93 | -0.3 |
1983 | 73.597 - 76.727 | 70.759 - 79.825 | 75.78 | + 3.13 |
1982 | 58.29 - 78.857 | 58.29 - 78.857 | 64.77 | + 20.57 |
1981 | 44.565 - 58.887 | 44.565 - 58.887 | 51.53 | + 14.32 |
1980 | 42.495 - 47.333 | 40.859 - 47.652 | 44.7 | + 4.84 |
1979 | 37.267 - 42.849 | 34.983 - 42.942 | 39.26 | + 5.58 |
1978 | 38.998 - 38.896 | 38.896 - 38.998 | 38.95 | -0.1 |