Month | Data | Change | Unit |
---|---|---|---|
November, 1978 | 13.538 | 0 | USD/therms |
December, 1978 | 13.801 | + 0.263 | USD/therms |
January, 1979 | 14.264 | + 0.463 | USD/therms |
February, 1979 | 14.554 | + 0.29 | USD/therms |
March, 1979 | 14.795 | + 0.241 | USD/therms |
April, 1979 | 14.836 | + 0.041 | USD/therms |
May, 1979 | 14.907 | + 0.071 | USD/therms |
June, 1979 | 14.913 | + 0.0060000000000002 | USD/therms |
July, 1979 | 14.897 | -0.016 | USD/therms |
August, 1979 | 14.902 | + 0.004999999999999 | USD/therms |
September, 1979 | 17.201 | + 2.299 | USD/therms |
October, 1979 | 17.125 | -0.076000000000001 | USD/therms |
November, 1979 | 17.174 | + 0.048999999999999 | USD/therms |
December, 1979 | 17.181 | + 0.0070000000000014 | USD/therms |
January, 1980 | 16.906 | -0.275 | USD/therms |
February, 1980 | 16.717 | -0.189 | USD/therms |
March, 1980 | 15.765 | -0.952 | USD/therms |
April, 1980 | 15.513 | -0.252 | USD/therms |
May, 1980 | 15.529 | + 0.016 | USD/therms |
June, 1980 | 15.529 | 0 | USD/therms |
July, 1980 | 15.665 | + 0.136 | USD/therms |
August, 1980 | 17.635 | + 1.97 | USD/therms |
September, 1980 | 18.939 | + 1.304 | USD/therms |
October, 1980 | 18.907 | -0.032 | USD/therms |
November, 1980 | 19.163 | + 0.256 | USD/therms |
December, 1980 | 19.271 | + 0.108 | USD/therms |
January, 1981 | 19.486 | + 0.215 | USD/therms |
February, 1981 | 19.101 | -0.385 | USD/therms |
March, 1981 | 19.757 | + 0.656 | USD/therms |
April, 1981 | 19.738 | -0.019000000000002 | USD/therms |
May, 1981 | 19.704 | -0.033999999999999 | USD/therms |
June, 1981 | 19.73 | + 0.026 | USD/therms |
July, 1981 | 19.77 | + 0.039999999999999 | USD/therms |
August, 1981 | 19.707 | -0.062999999999999 | USD/therms |
September, 1981 | 21.824 | + 2.117 | USD/therms |
October, 1981 | 22.477 | + 0.653 | USD/therms |
November, 1981 | 23.133 | + 0.656 | USD/therms |
December, 1981 | 22.958 | -0.175 | USD/therms |
January, 1982 | 22.915 | -0.042999999999999 | USD/therms |
February, 1982 | 23.06 | + 0.145 | USD/therms |
March, 1982 | 24.56 | + 1.5 | USD/therms |
April, 1982 | 25.198 | + 0.638 | USD/therms |
May, 1982 | 25.21 | + 0.012 | USD/therms |
June, 1982 | 24.774 | -0.436 | USD/therms |
July, 1982 | 24.363 | -0.411 | USD/therms |
August, 1982 | 24.598 | + 0.235 | USD/therms |
September, 1982 | 25.636 | + 1.038 | USD/therms |
October, 1982 | 27.106 | + 1.47 | USD/therms |
November, 1982 | 28.617 | + 1.511 | USD/therms |
December, 1982 | 28.599 | -0.018000000000001 | USD/therms |
January, 1983 | 28.56 | -0.039000000000001 | USD/therms |
February, 1983 | 29.356 | + 0.796 | USD/therms |
March, 1983 | 30.601 | + 1.245 | USD/therms |
April, 1983 | 30.593 | -0.0079999999999991 | USD/therms |
May, 1983 | 30.622 | + 0.029 | USD/therms |
June, 1983 | 30.125 | -0.497 | USD/therms |
July, 1983 | 29.826 | -0.299 | USD/therms |
August, 1983 | 29.675 | -0.151 | USD/therms |
September, 1983 | 29.986 | + 0.311 | USD/therms |
October, 1983 | 30.443 | + 0.457 | USD/therms |
November, 1983 | 31.441 | + 0.998 | USD/therms |
December, 1983 | 30.984 | -0.457 | USD/therms |
January, 1984 | 30.943 | -0.041 | USD/therms |
February, 1984 | 30.885 | -0.058 | USD/therms |
March, 1984 | 30 | -0.885 | USD/therms |
April, 1984 | 29.803 | -0.197 | USD/therms |
May, 1984 | 28.207 | -1.596 | USD/therms |
June, 1984 | 28.207 | 0 | USD/therms |
July, 1984 | 27.769 | -0.438 | USD/therms |
August, 1984 | 27.346 | -0.423 | USD/therms |
September, 1984 | 27.848 | + 0.502 | USD/therms |
October, 1984 | 28.98 | + 1.132 | USD/therms |
November, 1984 | 30.555 | + 1.575 | USD/therms |
December, 1984 | 30.935 | + 0.38 | USD/therms |
January, 1985 | 30.916 | -0.018999999999998 | USD/therms |
February, 1985 | 31.148 | + 0.232 | USD/therms |
March, 1985 | 31.128 | -0.02 | USD/therms |
April, 1985 | 31.183 | + 0.055 | USD/therms |
May, 1985 | 29.406 | -1.777 | USD/therms |
June, 1985 | 28.672 | -0.734 | USD/therms |
July, 1985 | 28.684 | + 0.012 | USD/therms |
January, 1986 | 29.422 | + 0.738 | USD/therms |
February, 1986 | 29.394 | -0.028000000000002 | USD/therms |
March, 1986 | 29.361 | -0.032999999999998 | USD/therms |
April, 1986 | 29.59 | + 0.229 | USD/therms |
May, 1986 | 28.652 | -0.938 | USD/therms |
June, 1986 | 28.641 | -0.011000000000003 | USD/therms |
July, 1986 | 28.953 | + 0.312 | USD/therms |
August, 1986 | 28.093 | -0.86 | USD/therms |
September, 1986 | 27.643 | -0.45 | USD/therms |
October, 1986 | 26.584 | -1.059 | USD/therms |
November, 1986 | 27.615 | + 1.031 | USD/therms |
December, 1986 | 27.528 | -0.087 | USD/therms |
January, 1987 | 28.147 | + 0.619 | USD/therms |
February, 1987 | 28.112 | -0.035 | USD/therms |
March, 1987 | 27.843 | -0.269 | USD/therms |
April, 1987 | 26.971 | -0.872 | USD/therms |
May, 1987 | 26.078 | -0.893 | USD/therms |
June, 1987 | 26.106 | + 0.028000000000002 | USD/therms |
July, 1987 | 25.824 | -0.282 | USD/therms |
August, 1987 | 25.67 | -0.154 | USD/therms |
September, 1987 | 26.326 | + 0.656 | USD/therms |
October, 1987 | 26.349 | + 0.023 | USD/therms |
November, 1987 | 27.507 | + 1.158 | USD/therms |
December, 1987 | 27.4 | -0.107 | USD/therms |
January, 1988 | 27.268 | -0.132 | USD/therms |
February, 1988 | 27.119 | -0.149 | USD/therms |
March, 1988 | 27.81 | + 0.691 | USD/therms |
April, 1988 | 28.508 | + 0.698 | USD/therms |
May, 1988 | 27.228 | -1.28 | USD/therms |
June, 1988 | 26.325 | -0.903 | USD/therms |
July, 1988 | 26.186 | -0.139 | USD/therms |
August, 1988 | 26.189 | + 0.0030000000000001 | USD/therms |
September, 1988 | 26.729 | + 0.54 | USD/therms |
October, 1988 | 26.467 | -0.262 | USD/therms |
November, 1988 | 27.704 | + 1.237 | USD/therms |
December, 1988 | 28.553 | + 0.849 | USD/therms |
January, 1989 | 28.278 | -0.275 | USD/therms |
February, 1989 | 27.464 | -0.814 | USD/therms |
March, 1989 | 27.397 | -0.067 | USD/therms |
April, 1989 | 26.435 | -0.962 | USD/therms |
May, 1989 | 25.26 | -1.175 | USD/therms |
June, 1989 | 25.375 | + 0.115 | USD/therms |
July, 1989 | 25.53 | + 0.155 | USD/therms |
August, 1989 | 25.594 | + 0.064 | USD/therms |
September, 1989 | 25.861 | + 0.267 | USD/therms |
October, 1989 | 25.758 | -0.103 | USD/therms |
November, 1989 | 26.852 | + 1.094 | USD/therms |
December, 1989 | 26.666 | -0.186 | USD/therms |
January, 1990 | 26.611 | -0.055 | USD/therms |
February, 1990 | 26.993 | + 0.382 | USD/therms |
March, 1990 | 27.548 | + 0.555 | USD/therms |
April, 1990 | 27.664 | + 0.116 | USD/therms |
May, 1990 | 25.558 | -2.106 | USD/therms |
June, 1990 | 25.46 | -0.097999999999999 | USD/therms |
July, 1990 | 25.934 | + 0.474 | USD/therms |
August, 1990 | 27.207 | + 1.273 | USD/therms |
September, 1990 | 27.261 | + 0.053999999999998 | USD/therms |
October, 1990 | 27.23 | -0.030999999999999 | USD/therms |
November, 1990 | 27.666 | + 0.436 | USD/therms |
December, 1990 | 28.45 | + 0.784 | USD/therms |
January, 1991 | 28.462 | + 0.012 | USD/therms |
February, 1991 | 28.334 | -0.128 | USD/therms |
March, 1991 | 27.078 | -1.256 | USD/therms |
April, 1991 | 27.239 | + 0.161 | USD/therms |
May, 1991 | 27.222 | -0.016999999999999 | USD/therms |
June, 1991 | 26.919 | -0.303 | USD/therms |
July, 1991 | 27.009 | + 0.09 | USD/therms |
August, 1991 | 26.617 | -0.392 | USD/therms |
September, 1991 | 26.313 | -0.304 | USD/therms |
October, 1991 | 26.334 | + 0.021000000000001 | USD/therms |
November, 1991 | 27.07 | + 0.736 | USD/therms |
December, 1991 | 26.504 | -0.566 | USD/therms |
January, 1992 | 26.388 | -0.116 | USD/therms |
February, 1992 | 26.807 | + 0.419 | USD/therms |
March, 1992 | 25.798 | -1.009 | USD/therms |
April, 1992 | 24.679 | -1.119 | USD/therms |
May, 1992 | 23.72 | -0.959 | USD/therms |
June, 1992 | 24.989 | + 1.269 | USD/therms |
July, 1992 | 24.844 | -0.145 | USD/therms |
August, 1992 | 25.088 | + 0.244 | USD/therms |
September, 1992 | 26.711 | + 1.623 | USD/therms |
October, 1992 | 27.006 | + 0.295 | USD/therms |
November, 1992 | 29.369 | + 2.363 | USD/therms |
December, 1992 | 28.617 | -0.752 | USD/therms |
January, 1993 | 28.508 | -0.109 | USD/therms |
February, 1993 | 28.439 | -0.068999999999999 | USD/therms |
March, 1993 | 27.752 | -0.687 | USD/therms |
April, 1993 | 28.514 | + 0.762 | USD/therms |
May, 1993 | 28.521 | + 0.0070000000000014 | USD/therms |
June, 1993 | 28.63 | + 0.109 | USD/therms |
July, 1993 | 28.409 | -0.221 | USD/therms |
August, 1993 | 28.49 | + 0.081 | USD/therms |
September, 1993 | 28.866 | + 0.376 | USD/therms |
October, 1993 | 29.638 | + 0.772 | USD/therms |
November, 1993 | 29.19 | -0.448 | USD/therms |
December, 1993 | 29.571 | + 0.381 | USD/therms |
January, 1994 | 30.418 | + 0.847 | USD/therms |
February, 1994 | 29.446 | -0.972 | USD/therms |
March, 1994 | 29.48 | + 0.033999999999999 | USD/therms |
April, 1994 | 30.2 | + 0.72 | USD/therms |
May, 1994 | 29.141 | -1.059 | USD/therms |
June, 1994 | 28.992 | -0.149 | USD/therms |
July, 1994 | 28.795 | -0.197 | USD/therms |
August, 1994 | 28.388 | -0.407 | USD/therms |
September, 1994 | 29.016 | + 0.628 | USD/therms |
October, 1994 | 27.401 | -1.615 | USD/therms |
November, 1994 | 28.279 | + 0.878 | USD/therms |
December, 1994 | 28.345 | + 0.065999999999999 | USD/therms |
January, 1995 | 27.656 | -0.689 | USD/therms |
February, 1995 | 27.683 | + 0.027000000000001 | USD/therms |
March, 1995 | 27.493 | -0.19 | USD/therms |
April, 1995 | 26.342 | -1.151 | USD/therms |
May, 1995 | 26.461 | + 0.119 | USD/therms |
June, 1995 | 24.586 | -1.875 | USD/therms |
July, 1995 | 27.325 | + 2.739 | USD/therms |
August, 1995 | 26.491 | -0.834 | USD/therms |
September, 1995 | 26.066 | -0.425 | USD/therms |
October, 1995 | 26.753 | + 0.687 | USD/therms |
November, 1995 | 27.853 | + 1.1 | USD/therms |
December, 1995 | 28.497 | + 0.644 | USD/therms |
January, 1996 | 30.644 | + 2.147 | USD/therms |
February, 1996 | 31.252 | + 0.608 | USD/therms |
March, 1996 | 30.519 | -0.733 | USD/therms |
April, 1996 | 30.802 | + 0.283 | USD/therms |
May, 1996 | 30.389 | -0.413 | USD/therms |
June, 1996 | 30.038 | -0.351 | USD/therms |
July, 1996 | 30.572 | + 0.534 | USD/therms |
August, 1996 | 31.608 | + 1.036 | USD/therms |
September, 1996 | 31.643 | + 0.035 | USD/therms |
October, 1996 | 31.418 | -0.225 | USD/therms |
November, 1996 | 34.412 | + 2.994 | USD/therms |
December, 1996 | 34.849 | + 0.437 | USD/therms |
January, 1997 | 37.522 | + 2.673 | USD/therms |
February, 1997 | 38.498 | + 0.976 | USD/therms |
March, 1997 | 33.441 | -5.057 | USD/therms |
April, 1997 | 28.836 | -4.605 | USD/therms |
May, 1997 | 29.085 | + 0.249 | USD/therms |
June, 1997 | 28.152 | -0.933 | USD/therms |
July, 1997 | 29.227 | + 1.075 | USD/therms |
August, 1997 | 29.427 | + 0.2 | USD/therms |
September, 1997 | 29.859 | + 0.432 | USD/therms |
October, 1997 | 32.088 | + 2.229 | USD/therms |
November, 1997 | 30.994 | -1.094 | USD/therms |
December, 1997 | 34.576 | + 3.582 | USD/therms |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
1997 | 37.522 - 34.576 | 28.152 - 38.498 | 31.81 | -2.95 |
1996 | 30.644 - 34.849 | 30.038 - 34.849 | 31.51 | + 4.21 |
1995 | 27.656 - 28.497 | 24.586 - 28.497 | 26.93 | + 0.84 |
1994 | 30.418 - 28.345 | 27.401 - 30.418 | 28.99 | -2.07 |
1993 | 28.508 - 29.571 | 27.752 - 29.638 | 28.71 | + 1.06 |
1992 | 26.388 - 28.617 | 23.72 - 29.369 | 26.17 | + 2.23 |
1991 | 28.462 - 26.504 | 26.313 - 28.462 | 27.09 | -1.96 |
1990 | 26.611 - 28.45 | 25.46 - 28.45 | 26.97 | + 1.84 |
1989 | 28.278 - 26.666 | 25.26 - 28.278 | 26.37 | -1.61 |
1988 | 27.268 - 28.553 | 26.186 - 28.553 | 27.17 | + 1.29 |
1987 | 28.147 - 27.4 | 25.67 - 28.147 | 26.86 | -0.75 |
1986 | 29.422 - 27.528 | 26.584 - 29.59 | 28.46 | -1.89 |
1985 | 30.916 - 28.684 | 28.672 - 31.183 | 30.16 | -2.23 |
1984 | 30.943 - 30.935 | 27.346 - 30.943 | 29.29 | -0.01 |
1983 | 28.56 - 30.984 | 28.56 - 31.441 | 30.18 | + 2.42 |
1982 | 22.915 - 28.599 | 22.915 - 28.617 | 25.39 | + 5.68 |
1981 | 19.486 - 22.958 | 19.101 - 23.133 | 20.62 | + 3.47 |
1980 | 16.906 - 19.271 | 15.513 - 19.271 | 17.13 | + 2.37 |
1979 | 14.264 - 17.181 | 14.264 - 17.201 | 15.56 | + 2.92 |
1978 | 13.538 - 13.801 | 13.538 - 13.801 | 13.67 | + 0.26 |