Month | Data | Change | Unit |
---|---|---|---|
November, 1978 | 24.095 | 0 | USD/therms |
December, 1978 | 24.257 | + 0.162 | USD/therms |
January, 1979 | 24.321 | + 0.064 | USD/therms |
February, 1979 | 24.738 | + 0.417 | USD/therms |
March, 1979 | 26.634 | + 1.896 | USD/therms |
April, 1979 | 25.823 | -0.811 | USD/therms |
May, 1979 | 25.569 | -0.254 | USD/therms |
June, 1979 | 29.301 | + 3.732 | USD/therms |
July, 1979 | 29.496 | + 0.195 | USD/therms |
August, 1979 | 28.365 | -1.131 | USD/therms |
September, 1979 | 28.98 | + 0.615 | USD/therms |
October, 1979 | 28.927 | -0.053000000000001 | USD/therms |
November, 1979 | 29.597 | + 0.67 | USD/therms |
December, 1979 | 29.676 | + 0.078999999999997 | USD/therms |
January, 1980 | 30.519 | + 0.843 | USD/therms |
February, 1980 | 31.438 | + 0.919 | USD/therms |
March, 1980 | 30.981 | -0.457 | USD/therms |
April, 1980 | 29.591 | -1.39 | USD/therms |
May, 1980 | 30.988 | + 1.397 | USD/therms |
June, 1980 | 31.188 | + 0.2 | USD/therms |
July, 1980 | 29.208 | -1.98 | USD/therms |
August, 1980 | 33.131 | + 3.923 | USD/therms |
September, 1980 | 33.87 | + 0.739 | USD/therms |
October, 1980 | 34.065 | + 0.195 | USD/therms |
November, 1980 | 34.464 | + 0.399 | USD/therms |
December, 1980 | 34.682 | + 0.218 | USD/therms |
January, 1981 | 35.499 | + 0.817 | USD/therms |
February, 1981 | 36.024 | + 0.525 | USD/therms |
March, 1981 | 35.722 | -0.302 | USD/therms |
April, 1981 | 36.789 | + 1.067 | USD/therms |
May, 1981 | 36.851 | + 0.061999999999998 | USD/therms |
June, 1981 | 36.963 | + 0.112 | USD/therms |
July, 1981 | 38.312 | + 1.349 | USD/therms |
August, 1981 | 38.674 | + 0.362 | USD/therms |
September, 1981 | 37.164 | -1.51 | USD/therms |
October, 1981 | 42.775 | + 5.611 | USD/therms |
November, 1981 | 40.886 | -1.889 | USD/therms |
December, 1981 | 39.602 | -1.284 | USD/therms |
January, 1982 | 42.305 | + 2.703 | USD/therms |
February, 1982 | 41.556 | -0.749 | USD/therms |
March, 1982 | 41.844 | + 0.288 | USD/therms |
April, 1982 | 41.593 | -0.251 | USD/therms |
May, 1982 | 43.434 | + 1.841 | USD/therms |
June, 1982 | 45.111 | + 1.677 | USD/therms |
July, 1982 | 44.412 | -0.699 | USD/therms |
August, 1982 | 48.423 | + 4.011 | USD/therms |
September, 1982 | 48.894 | + 0.471 | USD/therms |
October, 1982 | 53.576 | + 4.682 | USD/therms |
November, 1982 | 54.14 | + 0.564 | USD/therms |
December, 1982 | 54.771 | + 0.631 | USD/therms |
January, 1983 | 54.588 | -0.183 | USD/therms |
February, 1983 | 50.66 | -3.928 | USD/therms |
March, 1983 | 54.104 | + 3.444 | USD/therms |
April, 1983 | 55.447 | + 1.343 | USD/therms |
May, 1983 | 56.144 | + 0.697 | USD/therms |
June, 1983 | 55.753 | -0.391 | USD/therms |
July, 1983 | 52.866 | -2.887 | USD/therms |
August, 1983 | 53.102 | + 0.236 | USD/therms |
September, 1983 | 55.628 | + 2.526 | USD/therms |
October, 1983 | 57.61 | + 1.982 | USD/therms |
November, 1983 | 56.595 | -1.015 | USD/therms |
December, 1983 | 55.782 | -0.813 | USD/therms |
January, 1984 | 53.082 | -2.7 | USD/therms |
February, 1984 | 52.693 | -0.389 | USD/therms |
March, 1984 | 50.231 | -2.462 | USD/therms |
April, 1984 | 48.265 | -1.966 | USD/therms |
May, 1984 | 51.237 | + 2.972 | USD/therms |
June, 1984 | 50.489 | -0.748 | USD/therms |
July, 1984 | 51.284 | + 0.795 | USD/therms |
August, 1984 | 50.779 | -0.505 | USD/therms |
September, 1984 | 51.452 | + 0.67299999999999 | USD/therms |
October, 1984 | 52.788 | + 1.336 | USD/therms |
November, 1984 | 59.349 | + 6.561 | USD/therms |
December, 1984 | 55.191 | -4.158 | USD/therms |
January, 1985 | 53.758 | -1.433 | USD/therms |
February, 1985 | 51.246 | -2.512 | USD/therms |
March, 1985 | 50.297 | -0.94900000000001 | USD/therms |
April, 1985 | 54.576 | + 4.279 | USD/therms |
May, 1985 | 55.027 | + 0.451 | USD/therms |
June, 1985 | 56.91 | + 1.883 | USD/therms |
July, 1985 | 57.97 | + 1.06 | USD/therms |
August, 1985 | 58.577 | + 0.607 | USD/therms |
October, 1985 | 59.386 | + 0.809 | USD/therms |
November, 1985 | 59.762 | + 0.376 | USD/therms |
December, 1985 | 58.092 | -1.67 | USD/therms |
January, 1986 | 58.139 | + 0.047000000000004 | USD/therms |
February, 1986 | 58.643 | + 0.504 | USD/therms |
March, 1986 | 58.896 | + 0.253 | USD/therms |
April, 1986 | 57.413 | -1.483 | USD/therms |
May, 1986 | 53.583 | -3.83 | USD/therms |
June, 1986 | 54.353 | + 0.77 | USD/therms |
July, 1986 | 52.589 | -1.764 | USD/therms |
August, 1986 | 56.824 | + 4.235 | USD/therms |
September, 1986 | 56.457 | -0.367 | USD/therms |
October, 1986 | 55.338 | -1.119 | USD/therms |
November, 1986 | 57.661 | + 2.323 | USD/therms |
December, 1986 | 59.075 | + 1.414 | USD/therms |
January, 1987 | 57.709 | -1.366 | USD/therms |
February, 1987 | 58.245 | + 0.53599999999999 | USD/therms |
March, 1987 | 56.935 | -1.31 | USD/therms |
April, 1987 | 56.312 | -0.623 | USD/therms |
May, 1987 | 52.855 | -3.457 | USD/therms |
June, 1987 | 52.346 | -0.509 | USD/therms |
July, 1987 | 53.222 | + 0.876 | USD/therms |
August, 1987 | 52.502 | -0.72 | USD/therms |
September, 1987 | 52.319 | -0.183 | USD/therms |
October, 1987 | 53.532 | + 1.213 | USD/therms |
November, 1987 | 55.364 | + 1.832 | USD/therms |
December, 1987 | 53.633 | -1.731 | USD/therms |
January, 1988 | 54.743 | + 1.11 | USD/therms |
February, 1988 | 55.194 | + 0.451 | USD/therms |
March, 1988 | 54.078 | -1.116 | USD/therms |
April, 1988 | 52.243 | -1.835 | USD/therms |
May, 1988 | 51.13 | -1.113 | USD/therms |
June, 1988 | 51.943 | + 0.813 | USD/therms |
July, 1988 | 52.352 | + 0.409 | USD/therms |
August, 1988 | 52.921 | + 0.569 | USD/therms |
September, 1988 | 54.222 | + 1.301 | USD/therms |
October, 1988 | 52.944 | -1.278 | USD/therms |
November, 1988 | 55.65 | + 2.706 | USD/therms |
December, 1988 | 55.317 | -0.333 | USD/therms |
January, 1989 | 57.721 | + 2.404 | USD/therms |
February, 1989 | 58.719 | + 0.998 | USD/therms |
March, 1989 | 58.26 | -0.459 | USD/therms |
April, 1989 | 57.54 | -0.72 | USD/therms |
May, 1989 | 54.795 | -2.745 | USD/therms |
June, 1989 | 50.289 | -4.506 | USD/therms |
July, 1989 | 53.725 | + 3.436 | USD/therms |
August, 1989 | 54.269 | + 0.544 | USD/therms |
September, 1989 | 54.578 | + 0.309 | USD/therms |
October, 1989 | 54.305 | -0.273 | USD/therms |
November, 1989 | 55.217 | + 0.912 | USD/therms |
December, 1989 | 54.861 | -0.356 | USD/therms |
January, 1990 | 56.927 | + 2.066 | USD/therms |
February, 1990 | 57.349 | + 0.422 | USD/therms |
March, 1990 | 56.11 | -1.239 | USD/therms |
April, 1990 | 53.804 | -2.306 | USD/therms |
May, 1990 | 53.718 | -0.085999999999999 | USD/therms |
June, 1990 | 53.881 | + 0.163 | USD/therms |
July, 1990 | 53.071 | -0.81 | USD/therms |
August, 1990 | 53.085 | + 0.014000000000003 | USD/therms |
September, 1990 | 55.626 | + 2.541 | USD/therms |
October, 1990 | 55.774 | + 0.148 | USD/therms |
November, 1990 | 57.985 | + 2.211 | USD/therms |
December, 1990 | 58.455 | + 0.47 | USD/therms |
January, 1991 | 61.172 | + 2.717 | USD/therms |
February, 1991 | 60.357 | -0.815 | USD/therms |
March, 1991 | 59.986 | -0.371 | USD/therms |
April, 1991 | 57.376 | -2.61 | USD/therms |
May, 1991 | 56.835 | -0.541 | USD/therms |
June, 1991 | 56.551 | -0.284 | USD/therms |
July, 1991 | 54.207 | -2.344 | USD/therms |
August, 1991 | 54.61 | + 0.403 | USD/therms |
September, 1991 | 53.551 | -1.059 | USD/therms |
October, 1991 | 56.179 | + 2.628 | USD/therms |
November, 1991 | 58.288 | + 2.109 | USD/therms |
December, 1991 | 58.562 | + 0.274 | USD/therms |
January, 1992 | 59.45 | + 0.88800000000001 | USD/therms |
February, 1992 | 57.898 | -1.552 | USD/therms |
March, 1992 | 57.369 | -0.529 | USD/therms |
April, 1992 | 53.56 | -3.809 | USD/therms |
May, 1992 | 53.903 | + 0.343 | USD/therms |
June, 1992 | 52.91 | -0.993 | USD/therms |
July, 1992 | 54.498 | + 1.588 | USD/therms |
August, 1992 | 54.525 | + 0.027000000000001 | USD/therms |
September, 1992 | 55.984 | + 1.459 | USD/therms |
October, 1992 | 59.316 | + 3.332 | USD/therms |
November, 1992 | 59.826 | + 0.51 | USD/therms |
December, 1992 | 61.72 | + 1.894 | USD/therms |
January, 1993 | 63.31 | + 1.59 | USD/therms |
February, 1993 | 63.561 | + 0.251 | USD/therms |
March, 1993 | 63.935 | + 0.374 | USD/therms |
April, 1993 | 63.509 | -0.426 | USD/therms |
May, 1993 | 64.311 | + 0.80200000000001 | USD/therms |
June, 1993 | 64.366 | + 0.054999999999993 | USD/therms |
July, 1993 | 63.759 | -0.607 | USD/therms |
August, 1993 | 63.842 | + 0.082999999999998 | USD/therms |
September, 1993 | 64.019 | + 0.17700000000001 | USD/therms |
October, 1993 | 65.072 | + 1.053 | USD/therms |
November, 1993 | 65.83 | + 0.758 | USD/therms |
December, 1993 | 65.867 | + 0.037000000000006 | USD/therms |
January, 1994 | 65.713 | -0.15400000000001 | USD/therms |
February, 1994 | 65.002 | -0.711 | USD/therms |
March, 1994 | 64.942 | -0.060000000000002 | USD/therms |
April, 1994 | 63.76 | -1.182 | USD/therms |
May, 1994 | 62.719 | -1.041 | USD/therms |
June, 1994 | 61.505 | -1.214 | USD/therms |
July, 1994 | 61.429 | -0.076000000000001 | USD/therms |
August, 1994 | 61.527 | + 0.097999999999999 | USD/therms |
September, 1994 | 63.655 | + 2.128 | USD/therms |
October, 1994 | 65.071 | + 1.416 | USD/therms |
November, 1994 | 65.781 | + 0.71000000000001 | USD/therms |
December, 1994 | 65.724 | -0.057000000000002 | USD/therms |
January, 1995 | 65.67 | -0.054000000000002 | USD/therms |
February, 1995 | 65.136 | -0.53400000000001 | USD/therms |
March, 1995 | 64.32 | -0.816 | USD/therms |
April, 1995 | 61.693 | -2.627 | USD/therms |
May, 1995 | 60.32 | -1.373 | USD/therms |
June, 1995 | 60.069 | -0.251 | USD/therms |
July, 1995 | 59.781 | -0.288 | USD/therms |
August, 1995 | 59.867 | + 0.085999999999999 | USD/therms |
September, 1995 | 59.489 | -0.378 | USD/therms |
October, 1995 | 59.967 | + 0.478 | USD/therms |
November, 1995 | 61.089 | + 1.122 | USD/therms |
December, 1995 | 61.877 | + 0.788 | USD/therms |
January, 1996 | 66.681 | + 4.804 | USD/therms |
February, 1996 | 68.591 | + 1.91 | USD/therms |
March, 1996 | 70.557 | + 1.966 | USD/therms |
April, 1996 | 69.772 | -0.785 | USD/therms |
May, 1996 | 68.343 | -1.429 | USD/therms |
June, 1996 | 67.896 | -0.447 | USD/therms |
July, 1996 | 68.05 | + 0.154 | USD/therms |
August, 1996 | 68.457 | + 0.407 | USD/therms |
September, 1996 | 69.489 | + 1.032 | USD/therms |
October, 1996 | 70.182 | + 0.693 | USD/therms |
November, 1996 | 73.727 | + 3.545 | USD/therms |
December, 1996 | 76.326 | + 2.599 | USD/therms |
January, 1997 | 81.434 | + 5.108 | USD/therms |
February, 1997 | 79.051 | -2.383 | USD/therms |
March, 1997 | 75.459 | -3.592 | USD/therms |
April, 1997 | 72.92 | -2.539 | USD/therms |
May, 1997 | 72.873 | -0.046999999999997 | USD/therms |
June, 1997 | 72.485 | -0.38800000000001 | USD/therms |
July, 1997 | 71.963 | -0.52200000000001 | USD/therms |
August, 1997 | 71.94 | -0.022999999999996 | USD/therms |
September, 1997 | 73.583 | + 1.643 | USD/therms |
October, 1997 | 74.343 | + 0.76000000000001 | USD/therms |
November, 1997 | 75.962 | + 1.619 | USD/therms |
December, 1997 | 76.106 | + 0.14399999999999 | USD/therms |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
1997 | 81.434 - 76.106 | 71.94 - 81.434 | 74.84 | -5.33 |
1996 | 66.681 - 76.326 | 66.681 - 76.326 | 69.84 | + 9.65 |
1995 | 65.67 - 61.877 | 59.489 - 65.67 | 61.61 | -3.79 |
1994 | 65.713 - 65.724 | 61.429 - 65.781 | 63.9 | + 0.01 |
1993 | 63.31 - 65.867 | 63.31 - 65.867 | 64.28 | + 2.56 |
1992 | 59.45 - 61.72 | 52.91 - 61.72 | 56.75 | + 2.27 |
1991 | 61.172 - 58.562 | 53.551 - 61.172 | 57.31 | -2.61 |
1990 | 56.927 - 58.455 | 53.071 - 58.455 | 55.48 | + 1.53 |
1989 | 57.721 - 54.861 | 50.289 - 58.719 | 55.36 | -2.86 |
1988 | 54.743 - 55.317 | 51.13 - 55.65 | 53.56 | + 0.57 |
1987 | 57.709 - 53.633 | 52.319 - 58.245 | 54.58 | -4.08 |
1986 | 58.139 - 59.075 | 52.589 - 59.075 | 56.58 | + 0.94 |
1985 | 53.758 - 58.092 | 50.297 - 59.762 | 55.96 | + 4.33 |
1984 | 53.082 - 55.191 | 48.265 - 59.349 | 52.24 | + 2.11 |
1983 | 54.588 - 55.782 | 50.66 - 57.61 | 54.86 | + 1.19 |
1982 | 42.305 - 54.771 | 41.556 - 54.771 | 46.67 | + 12.47 |
1981 | 35.499 - 39.602 | 35.499 - 42.775 | 37.94 | + 4.1 |
1980 | 30.519 - 34.682 | 29.208 - 34.682 | 32.01 | + 4.16 |
1979 | 24.321 - 29.676 | 24.321 - 29.676 | 27.62 | + 5.36 |
1978 | 24.095 - 24.257 | 24.095 - 24.257 | 24.18 | + 0.16 |