Month | Data | Change | Unit |
---|---|---|---|
November, 1978 | 13.104 | 0 | USD/therms |
December, 1978 | 12.335 | -0.769 | USD/therms |
January, 1979 | 12.281 | -0.054 | USD/therms |
February, 1979 | 12.428 | + 0.147 | USD/therms |
March, 1979 | 13.007 | + 0.579 | USD/therms |
April, 1979 | 12.54 | -0.467 | USD/therms |
May, 1979 | 13.044 | + 0.504 | USD/therms |
June, 1979 | 13.131 | + 0.087 | USD/therms |
July, 1979 | 13.16 | + 0.029 | USD/therms |
August, 1979 | 13.186 | + 0.026 | USD/therms |
September, 1979 | 13.66 | + 0.474 | USD/therms |
October, 1979 | 14.107 | + 0.447 | USD/therms |
November, 1979 | 14.426 | + 0.319 | USD/therms |
December, 1979 | 14.45 | + 0.023999999999999 | USD/therms |
January, 1980 | 14.409 | -0.040999999999999 | USD/therms |
February, 1980 | 14.585 | + 0.176 | USD/therms |
March, 1980 | 15.431 | + 0.846 | USD/therms |
April, 1980 | 15.491 | + 0.06 | USD/therms |
May, 1980 | 15.705 | + 0.214 | USD/therms |
June, 1980 | 15.557 | -0.148 | USD/therms |
July, 1980 | 15.676 | + 0.119 | USD/therms |
August, 1980 | 15.721 | + 0.045 | USD/therms |
September, 1980 | 15.947 | + 0.226 | USD/therms |
October, 1980 | 15.976 | + 0.029000000000002 | USD/therms |
November, 1980 | 15.406 | -0.57 | USD/therms |
December, 1980 | 15.837 | + 0.431 | USD/therms |
January, 1981 | 15.81 | -0.026999999999999 | USD/therms |
February, 1981 | 16.514 | + 0.704 | USD/therms |
March, 1981 | 17.258 | + 0.744 | USD/therms |
April, 1981 | 17.255 | -0.0030000000000001 | USD/therms |
May, 1981 | 17.402 | + 0.147 | USD/therms |
June, 1981 | 17.178 | -0.224 | USD/therms |
July, 1981 | 17.201 | + 0.023 | USD/therms |
August, 1981 | 17.208 | + 0.0069999999999979 | USD/therms |
September, 1981 | 18.673 | + 1.465 | USD/therms |
October, 1981 | 18.893 | + 0.22 | USD/therms |
November, 1981 | 21.24 | + 2.347 | USD/therms |
December, 1981 | 21.198 | -0.041999999999998 | USD/therms |
January, 1982 | 21.208 | + 0.009999999999998 | USD/therms |
February, 1982 | 22.033 | + 0.825 | USD/therms |
March, 1982 | 22.977 | + 0.944 | USD/therms |
April, 1982 | 22.862 | -0.115 | USD/therms |
May, 1982 | 21.322 | -1.54 | USD/therms |
June, 1982 | 21.459 | + 0.137 | USD/therms |
July, 1982 | 21.524 | + 0.065000000000001 | USD/therms |
August, 1982 | 21.599 | + 0.074999999999999 | USD/therms |
September, 1982 | 23.844 | + 2.245 | USD/therms |
October, 1982 | 26.762 | + 2.918 | USD/therms |
November, 1982 | 28.941 | + 2.179 | USD/therms |
December, 1982 | 28.996 | + 0.055 | USD/therms |
January, 1983 | 29.057 | + 0.061 | USD/therms |
February, 1983 | 29.582 | + 0.525 | USD/therms |
March, 1983 | 30.951 | + 1.369 | USD/therms |
April, 1983 | 30.942 | -0.0090000000000003 | USD/therms |
May, 1983 | 29.32 | -1.622 | USD/therms |
June, 1983 | 28.998 | -0.322 | USD/therms |
July, 1983 | 28.947 | -0.051000000000002 | USD/therms |
August, 1983 | 29.019 | + 0.071999999999999 | USD/therms |
September, 1983 | 28.561 | -0.458 | USD/therms |
October, 1983 | 28.585 | + 0.024000000000001 | USD/therms |
November, 1983 | 29.328 | + 0.743 | USD/therms |
December, 1983 | 29.758 | + 0.43 | USD/therms |
January, 1984 | 29.835 | + 0.077000000000002 | USD/therms |
February, 1984 | 29.871 | + 0.035999999999998 | USD/therms |
March, 1984 | 30.521 | + 0.65 | USD/therms |
April, 1984 | 29.316 | -1.205 | USD/therms |
May, 1984 | 29.303 | -0.012999999999998 | USD/therms |
June, 1984 | 30.387 | + 1.084 | USD/therms |
July, 1984 | 30.417 | + 0.030000000000001 | USD/therms |
August, 1984 | 30.411 | -0.0060000000000002 | USD/therms |
September, 1984 | 29.308 | -1.103 | USD/therms |
October, 1984 | 29.931 | + 0.623 | USD/therms |
November, 1984 | 30.065 | + 0.134 | USD/therms |
December, 1984 | 29.34 | -0.725 | USD/therms |
January, 1985 | 29.625 | + 0.285 | USD/therms |
February, 1985 | 29.639 | + 0.013999999999999 | USD/therms |
March, 1985 | 29.737 | + 0.097999999999999 | USD/therms |
April, 1985 | 29.577 | -0.16 | USD/therms |
May, 1985 | 29.583 | + 0.0059999999999967 | USD/therms |
June, 1985 | 30.581 | + 0.998 | USD/therms |
July, 1985 | 29.341 | -1.24 | USD/therms |
August, 1985 | 30.367 | + 1.026 | USD/therms |
October, 1985 | 29.652 | -0.715 | USD/therms |
November, 1985 | 29.191 | -0.461 | USD/therms |
December, 1985 | 28.991 | -0.2 | USD/therms |
January, 1986 | 28.828 | -0.163 | USD/therms |
February, 1986 | 28.72 | -0.108 | USD/therms |
March, 1986 | 28.752 | + 0.032 | USD/therms |
April, 1986 | 28.304 | -0.448 | USD/therms |
May, 1986 | 28.304 | 0 | USD/therms |
June, 1986 | 29.346 | + 1.042 | USD/therms |
July, 1986 | 27.638 | -1.708 | USD/therms |
August, 1986 | 28.741 | + 1.103 | USD/therms |
September, 1986 | 26.667 | -2.074 | USD/therms |
October, 1986 | 28.163 | + 1.496 | USD/therms |
November, 1986 | 28.185 | + 0.021999999999998 | USD/therms |
December, 1986 | 27.718 | -0.467 | USD/therms |
January, 1987 | 27.908 | + 0.19 | USD/therms |
February, 1987 | 27.668 | -0.24 | USD/therms |
March, 1987 | 27.329 | -0.339 | USD/therms |
April, 1987 | 27.167 | -0.162 | USD/therms |
May, 1987 | 27.261 | + 0.093999999999998 | USD/therms |
June, 1987 | 26.082 | -1.179 | USD/therms |
July, 1987 | 22.997 | -3.085 | USD/therms |
August, 1987 | 25.5 | + 2.503 | USD/therms |
September, 1987 | 27.679 | + 2.179 | USD/therms |
October, 1987 | 27.192 | -0.487 | USD/therms |
November, 1987 | 27.372 | + 0.18 | USD/therms |
December, 1987 | 26.763 | -0.609 | USD/therms |
January, 1988 | 25.505 | -1.258 | USD/therms |
February, 1988 | 25.621 | + 0.116 | USD/therms |
March, 1988 | 26.052 | + 0.431 | USD/therms |
April, 1988 | 25.641 | -0.411 | USD/therms |
May, 1988 | 26.16 | + 0.519 | USD/therms |
June, 1988 | 25.549 | -0.611 | USD/therms |
July, 1988 | 25.698 | + 0.149 | USD/therms |
August, 1988 | 25.574 | -0.124 | USD/therms |
September, 1988 | 25.57 | -0.0040000000000013 | USD/therms |
October, 1988 | 25.896 | + 0.326 | USD/therms |
November, 1988 | 26.493 | + 0.597 | USD/therms |
December, 1988 | 25.569 | -0.924 | USD/therms |
January, 1989 | 25.22 | -0.349 | USD/therms |
February, 1989 | 25.36 | + 0.14 | USD/therms |
March, 1989 | 25.009 | -0.351 | USD/therms |
April, 1989 | 24.977 | -0.032 | USD/therms |
May, 1989 | 24.565 | -0.412 | USD/therms |
June, 1989 | 23.981 | -0.584 | USD/therms |
July, 1989 | 23.991 | + 0.009999999999998 | USD/therms |
August, 1989 | 24.123 | + 0.132 | USD/therms |
September, 1989 | 23.536 | -0.587 | USD/therms |
October, 1989 | 24.479 | + 0.943 | USD/therms |
November, 1989 | 24.477 | -0.0019999999999989 | USD/therms |
December, 1989 | 23.77 | -0.707 | USD/therms |
January, 1990 | 24.448 | + 0.678 | USD/therms |
February, 1990 | 24.898 | + 0.45 | USD/therms |
March, 1990 | 24.284 | -0.614 | USD/therms |
April, 1990 | 23.143 | -1.141 | USD/therms |
May, 1990 | 23.217 | + 0.073999999999998 | USD/therms |
June, 1990 | 23.217 | 0 | USD/therms |
July, 1990 | 22.741 | -0.476 | USD/therms |
August, 1990 | 22.886 | + 0.145 | USD/therms |
September, 1990 | 23.204 | + 0.318 | USD/therms |
October, 1990 | 23.662 | + 0.458 | USD/therms |
November, 1990 | 24.528 | + 0.866 | USD/therms |
December, 1990 | 24.796 | + 0.268 | USD/therms |
January, 1991 | 25.069 | + 0.273 | USD/therms |
February, 1991 | 24.656 | -0.413 | USD/therms |
March, 1991 | 24.093 | -0.563 | USD/therms |
April, 1991 | 24.072 | -0.021000000000001 | USD/therms |
May, 1991 | 24.051 | -0.021000000000001 | USD/therms |
June, 1991 | 23.936 | -0.115 | USD/therms |
July, 1991 | 23.899 | -0.036999999999999 | USD/therms |
August, 1991 | 22.881 | -1.018 | USD/therms |
September, 1991 | 23.03 | + 0.149 | USD/therms |
October, 1991 | 23.025 | -0.0050000000000026 | USD/therms |
November, 1991 | 23.379 | + 0.354 | USD/therms |
December, 1991 | 24.129 | + 0.75 | USD/therms |
January, 1992 | 24.172 | + 0.042999999999999 | USD/therms |
February, 1992 | 23.451 | -0.721 | USD/therms |
March, 1992 | 23.488 | + 0.036999999999999 | USD/therms |
April, 1992 | 23.318 | -0.17 | USD/therms |
May, 1992 | 23.573 | + 0.255 | USD/therms |
June, 1992 | 22.942 | -0.631 | USD/therms |
July, 1992 | 22.876 | -0.065999999999999 | USD/therms |
August, 1992 | 23.43 | + 0.554 | USD/therms |
September, 1992 | 23.825 | + 0.395 | USD/therms |
October, 1992 | 23.828 | + 0.0030000000000001 | USD/therms |
November, 1992 | 25.905 | + 2.077 | USD/therms |
December, 1992 | 26.165 | + 0.26 | USD/therms |
January, 1993 | 25.707 | -0.458 | USD/therms |
February, 1993 | 25.216 | -0.491 | USD/therms |
March, 1993 | 26.113 | + 0.897 | USD/therms |
April, 1993 | 26.067 | -0.045999999999999 | USD/therms |
May, 1993 | 25.849 | -0.218 | USD/therms |
June, 1993 | 26.816 | + 0.967 | USD/therms |
July, 1993 | 26.722 | -0.093999999999998 | USD/therms |
August, 1993 | 26.933 | + 0.211 | USD/therms |
September, 1993 | 27.931 | + 0.998 | USD/therms |
October, 1993 | 27.261 | -0.67 | USD/therms |
November, 1993 | 27.094 | -0.167 | USD/therms |
December, 1993 | 28.444 | + 1.35 | USD/therms |
January, 1994 | 27.977 | -0.467 | USD/therms |
February, 1994 | 28.152 | + 0.175 | USD/therms |
March, 1994 | 28.162 | + 0.009999999999998 | USD/therms |
April, 1994 | 27.786 | -0.376 | USD/therms |
May, 1994 | 27.863 | + 0.076999999999998 | USD/therms |
June, 1994 | 27.668 | -0.195 | USD/therms |
July, 1994 | 27.797 | + 0.129 | USD/therms |
August, 1994 | 29.11 | + 1.313 | USD/therms |
September, 1994 | 27.377 | -1.733 | USD/therms |
October, 1994 | 27.494 | + 0.117 | USD/therms |
November, 1994 | 28.142 | + 0.648 | USD/therms |
December, 1994 | 27.316 | -0.826 | USD/therms |
January, 1995 | 26.655 | -0.661 | USD/therms |
February, 1995 | 26.039 | -0.616 | USD/therms |
March, 1995 | 26.407 | + 0.368 | USD/therms |
April, 1995 | 26.383 | -0.024000000000001 | USD/therms |
May, 1995 | 26.109 | -0.274 | USD/therms |
June, 1995 | 26.01 | -0.099 | USD/therms |
July, 1995 | 25.444 | -0.566 | USD/therms |
August, 1995 | 24.955 | -0.489 | USD/therms |
September, 1995 | 25.115 | + 0.16 | USD/therms |
October, 1995 | 25.176 | + 0.061 | USD/therms |
November, 1995 | 25.074 | -0.102 | USD/therms |
December, 1995 | 25.48 | + 0.406 | USD/therms |
January, 1996 | 25.249 | -0.231 | USD/therms |
February, 1996 | 25.927 | + 0.678 | USD/therms |
March, 1996 | 26.477 | + 0.55 | USD/therms |
April, 1996 | 26.325 | -0.152 | USD/therms |
May, 1996 | 26.862 | + 0.537 | USD/therms |
June, 1996 | 27.49 | + 0.628 | USD/therms |
July, 1996 | 27.688 | + 0.198 | USD/therms |
August, 1996 | 28.349 | + 0.661 | USD/therms |
September, 1996 | 28.178 | -0.171 | USD/therms |
October, 1996 | 27.781 | -0.397 | USD/therms |
November, 1996 | 28.21 | + 0.429 | USD/therms |
December, 1996 | 28.156 | -0.054000000000002 | USD/therms |
January, 1997 | 28.126 | -0.029999999999998 | USD/therms |
February, 1997 | 28.759 | + 0.633 | USD/therms |
March, 1997 | 28.763 | + 0.0040000000000013 | USD/therms |
April, 1997 | 28.089 | -0.674 | USD/therms |
May, 1997 | 28.096 | + 0.0070000000000014 | USD/therms |
June, 1997 | 28.435 | + 0.339 | USD/therms |
July, 1997 | 28.433 | -0.0019999999999989 | USD/therms |
August, 1997 | 28.019 | -0.414 | USD/therms |
September, 1997 | 28.537 | + 0.518 | USD/therms |
October, 1997 | 28.264 | -0.273 | USD/therms |
November, 1997 | 28.058 | -0.206 | USD/therms |
December, 1997 | 28.642 | + 0.584 | USD/therms |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
1997 | 28.126 - 28.642 | 28.019 - 28.763 | 28.35 | + 0.52 |
1996 | 25.249 - 28.156 | 25.249 - 28.349 | 27.22 | + 2.91 |
1995 | 26.655 - 25.48 | 24.955 - 26.655 | 25.74 | -1.18 |
1994 | 27.977 - 27.316 | 27.316 - 29.11 | 27.9 | -0.66 |
1993 | 25.707 - 28.444 | 25.216 - 28.444 | 26.68 | + 2.74 |
1992 | 24.172 - 26.165 | 22.876 - 26.165 | 23.91 | + 1.99 |
1991 | 25.069 - 24.129 | 22.881 - 25.069 | 23.85 | -0.94 |
1990 | 24.448 - 24.796 | 22.741 - 24.898 | 23.75 | + 0.35 |
1989 | 25.22 - 23.77 | 23.536 - 25.36 | 24.46 | -1.45 |
1988 | 25.505 - 25.569 | 25.505 - 26.493 | 25.78 | + 0.06 |
1987 | 27.908 - 26.763 | 22.997 - 27.908 | 26.74 | -1.15 |
1986 | 28.828 - 27.718 | 26.667 - 29.346 | 28.28 | -1.11 |
1985 | 29.625 - 28.991 | 28.991 - 30.581 | 29.66 | -0.63 |
1984 | 29.835 - 29.34 | 29.303 - 30.521 | 29.89 | -0.5 |
1983 | 29.057 - 29.758 | 28.561 - 30.951 | 29.42 | + 0.7 |
1982 | 21.208 - 28.996 | 21.208 - 28.996 | 23.63 | + 7.79 |
1981 | 15.81 - 21.198 | 15.81 - 21.24 | 17.99 | + 5.39 |
1980 | 14.409 - 15.837 | 14.409 - 15.976 | 15.48 | + 1.43 |
1979 | 12.281 - 14.45 | 12.281 - 14.45 | 13.29 | + 2.17 |
1978 | 13.104 - 12.335 | 12.335 - 13.104 | 12.72 | -0.77 |