Month | Data | Change | Unit |
---|---|---|---|
November, 1978 | 12.07 | 0 | USD/therms |
December, 1978 | 12.586 | + 0.516 | USD/therms |
January, 1979 | 12.673 | + 0.087 | USD/therms |
February, 1979 | 12.673 | 0 | USD/therms |
March, 1979 | 12.673 | 0 | USD/therms |
April, 1979 | 12.684 | + 0.010999999999999 | USD/therms |
May, 1979 | 12.684 | 0 | USD/therms |
June, 1979 | 12.684 | 0 | USD/therms |
July, 1979 | 12.684 | 0 | USD/therms |
August, 1979 | 12.684 | 0 | USD/therms |
September, 1979 | 13.596 | + 0.912 | USD/therms |
October, 1979 | 14.517 | + 0.921 | USD/therms |
November, 1979 | 14.425 | -0.091999999999999 | USD/therms |
December, 1979 | 14.425 | 0 | USD/therms |
January, 1980 | 14.425 | 0 | USD/therms |
February, 1980 | 14.692 | + 0.267 | USD/therms |
March, 1980 | 14.773 | + 0.081 | USD/therms |
April, 1980 | 14.794 | + 0.021000000000001 | USD/therms |
May, 1980 | 14.794 | 0 | USD/therms |
June, 1980 | 14.732 | -0.062000000000001 | USD/therms |
July, 1980 | 14.763 | + 0.031000000000001 | USD/therms |
August, 1980 | 14.763 | 0 | USD/therms |
September, 1980 | 15.614 | + 0.851 | USD/therms |
October, 1980 | 15.846 | + 0.232 | USD/therms |
November, 1980 | 15.936 | + 0.09 | USD/therms |
December, 1980 | 15.949 | + 0.013 | USD/therms |
January, 1981 | 15.949 | 0 | USD/therms |
February, 1981 | 16.268 | + 0.319 | USD/therms |
March, 1981 | 16.354 | + 0.085999999999999 | USD/therms |
April, 1981 | 16.326 | -0.027999999999999 | USD/therms |
May, 1981 | 16.247 | -0.079000000000001 | USD/therms |
June, 1981 | 16.247 | 0 | USD/therms |
July, 1981 | 16.459 | + 0.212 | USD/therms |
August, 1981 | 16.076 | -0.383 | USD/therms |
September, 1981 | 17.306 | + 1.23 | USD/therms |
October, 1981 | 17.254 | -0.052 | USD/therms |
November, 1981 | 17.469 | + 0.215 | USD/therms |
December, 1981 | 18.063 | + 0.594 | USD/therms |
January, 1982 | 18.01 | -0.052999999999997 | USD/therms |
February, 1982 | 17.778 | -0.232 | USD/therms |
March, 1982 | 17.784 | + 0.0060000000000002 | USD/therms |
April, 1982 | 17.824 | + 0.040000000000003 | USD/therms |
May, 1982 | 17.868 | + 0.043999999999997 | USD/therms |
June, 1982 | 17.868 | 0 | USD/therms |
July, 1982 | 18.907 | + 1.039 | USD/therms |
August, 1982 | 18.897 | -0.010000000000002 | USD/therms |
September, 1982 | 21.457 | + 2.56 | USD/therms |
October, 1982 | 21.416 | -0.041 | USD/therms |
November, 1982 | 23.048 | + 1.632 | USD/therms |
December, 1982 | 24.581 | + 1.533 | USD/therms |
January, 1983 | 25.358 | + 0.777 | USD/therms |
February, 1983 | 25.596 | + 0.238 | USD/therms |
March, 1983 | 25.596 | 0 | USD/therms |
April, 1983 | 25.596 | 0 | USD/therms |
May, 1983 | 25.595 | -0.0010000000000012 | USD/therms |
June, 1983 | 25.595 | 0 | USD/therms |
July, 1983 | 25.462 | -0.133 | USD/therms |
August, 1983 | 25.465 | + 0.0030000000000001 | USD/therms |
September, 1983 | 26.991 | + 1.526 | USD/therms |
October, 1983 | 26.882 | -0.109 | USD/therms |
November, 1983 | 26.927 | + 0.044999999999998 | USD/therms |
December, 1983 | 26.967 | + 0.039999999999999 | USD/therms |
January, 1984 | 26.447 | -0.52 | USD/therms |
February, 1984 | 28.646 | + 2.199 | USD/therms |
March, 1984 | 28.597 | -0.048999999999999 | USD/therms |
April, 1984 | 28.493 | -0.104 | USD/therms |
May, 1984 | 28.587 | + 0.094000000000001 | USD/therms |
June, 1984 | 28.305 | -0.282 | USD/therms |
July, 1984 | 28.617 | + 0.312 | USD/therms |
August, 1984 | 28.496 | -0.121 | USD/therms |
September, 1984 | 28.901 | + 0.405 | USD/therms |
October, 1984 | 29.553 | + 0.652 | USD/therms |
November, 1984 | 29.522 | -0.031000000000002 | USD/therms |
December, 1984 | 29.492 | -0.029999999999998 | USD/therms |
January, 1985 | 29.439 | -0.053000000000001 | USD/therms |
February, 1985 | 29.098 | -0.341 | USD/therms |
March, 1985 | 29.098 | 0 | USD/therms |
April, 1985 | 29.098 | 0 | USD/therms |
May, 1985 | 28.962 | -0.136 | USD/therms |
June, 1985 | 28.992 | + 0.030000000000001 | USD/therms |
July, 1985 | 29.06 | + 0.067999999999998 | USD/therms |
August, 1985 | 29.06 | 0 | USD/therms |
October, 1985 | 28.011 | -1.049 | USD/therms |
November, 1985 | 28.011 | 0 | USD/therms |
December, 1985 | 28.147 | + 0.136 | USD/therms |
January, 1986 | 28.052 | -0.094999999999999 | USD/therms |
February, 1986 | 28.132 | + 0.080000000000002 | USD/therms |
March, 1986 | 28.216 | + 0.084 | USD/therms |
April, 1986 | 28.183 | -0.033000000000001 | USD/therms |
May, 1986 | 28.211 | + 0.027999999999999 | USD/therms |
June, 1986 | 28.214 | + 0.0030000000000001 | USD/therms |
July, 1986 | 32.911 | + 4.697 | USD/therms |
August, 1986 | 33.096 | + 0.185 | USD/therms |
September, 1986 | 32.077 | -1.019 | USD/therms |
October, 1986 | 31.867 | -0.21 | USD/therms |
November, 1986 | 32.075 | + 0.208 | USD/therms |
December, 1986 | 27.33 | -4.745 | USD/therms |
January, 1987 | 27.184 | -0.146 | USD/therms |
February, 1987 | 27.175 | -0.0090000000000003 | USD/therms |
March, 1987 | 27.175 | 0 | USD/therms |
April, 1987 | 27.133 | -0.042000000000002 | USD/therms |
May, 1987 | 27.284 | + 0.151 | USD/therms |
June, 1987 | 27.05 | -0.234 | USD/therms |
July, 1987 | 26.663 | -0.387 | USD/therms |
August, 1987 | 26.663 | 0 | USD/therms |
September, 1987 | 25.035 | -1.628 | USD/therms |
October, 1987 | 24.727 | -0.308 | USD/therms |
November, 1987 | 24.727 | 0 | USD/therms |
December, 1987 | 24.727 | 0 | USD/therms |
January, 1988 | 24.715 | -0.012 | USD/therms |
February, 1988 | 24.701 | -0.013999999999999 | USD/therms |
March, 1988 | 24.701 | 0 | USD/therms |
April, 1988 | 24.757 | + 0.056000000000001 | USD/therms |
May, 1988 | 24.769 | + 0.011999999999997 | USD/therms |
June, 1988 | 25.076 | + 0.307 | USD/therms |
July, 1988 | 25.156 | + 0.079999999999998 | USD/therms |
August, 1988 | 25.156 | 0 | USD/therms |
September, 1988 | 26.1 | + 0.944 | USD/therms |
October, 1988 | 26.08 | -0.020000000000003 | USD/therms |
November, 1988 | 26.08 | 0 | USD/therms |
December, 1988 | 26.101 | + 0.021000000000001 | USD/therms |
January, 1989 | 27.957 | + 1.856 | USD/therms |
February, 1989 | 27.638 | -0.319 | USD/therms |
March, 1989 | 27.585 | -0.053000000000001 | USD/therms |
April, 1989 | 27.59 | + 0.004999999999999 | USD/therms |
May, 1989 | 27.624 | + 0.033999999999999 | USD/therms |
June, 1989 | 27.632 | + 0.0080000000000027 | USD/therms |
July, 1989 | 27.968 | + 0.336 | USD/therms |
August, 1989 | 27.652 | -0.316 | USD/therms |
September, 1989 | 27.618 | -0.034000000000002 | USD/therms |
October, 1989 | 29.999 | + 2.381 | USD/therms |
November, 1989 | 29.999 | 0 | USD/therms |
December, 1989 | 30.008 | + 0.0090000000000003 | USD/therms |
January, 1990 | 30.008 | 0 | USD/therms |
February, 1990 | 29.956 | -0.052 | USD/therms |
March, 1990 | 29.956 | 0 | USD/therms |
April, 1990 | 30.146 | + 0.19 | USD/therms |
May, 1990 | 30.107 | -0.039000000000001 | USD/therms |
June, 1990 | 30.123 | + 0.016000000000002 | USD/therms |
July, 1990 | 30.31 | + 0.187 | USD/therms |
August, 1990 | 30.285 | -0.024999999999999 | USD/therms |
September, 1990 | 30.296 | + 0.010999999999999 | USD/therms |
October, 1990 | 31.562 | + 1.266 | USD/therms |
November, 1990 | 31.562 | 0 | USD/therms |
December, 1990 | 31.75 | + 0.188 | USD/therms |
January, 1991 | 32.905 | + 1.155 | USD/therms |
February, 1991 | 32.963 | + 0.058 | USD/therms |
March, 1991 | 32.963 | 0 | USD/therms |
April, 1991 | 32.973 | + 0.009999999999998 | USD/therms |
May, 1991 | 32.934 | -0.039000000000001 | USD/therms |
June, 1991 | 32.934 | 0 | USD/therms |
July, 1991 | 32.69 | -0.244 | USD/therms |
August, 1991 | 32.69 | 0 | USD/therms |
September, 1991 | 32.69 | 0 | USD/therms |
October, 1991 | 32.818 | + 0.128 | USD/therms |
November, 1991 | 32.883 | + 0.065000000000005 | USD/therms |
December, 1991 | 32.835 | -0.048000000000002 | USD/therms |
January, 1992 | 32.865 | + 0.030000000000001 | USD/therms |
February, 1992 | 32.873 | + 0.0079999999999956 | USD/therms |
March, 1992 | 32.843 | -0.029999999999994 | USD/therms |
April, 1992 | 32.776 | -0.067 | USD/therms |
May, 1992 | 33.315 | + 0.53899999999999 | USD/therms |
June, 1992 | 33.26 | -0.055 | USD/therms |
July, 1992 | 33.321 | + 0.061 | USD/therms |
August, 1992 | 33.18 | -0.141 | USD/therms |
September, 1992 | 33.027 | -0.153 | USD/therms |
October, 1992 | 32.84 | -0.187 | USD/therms |
November, 1992 | 32.918 | + 0.077999999999996 | USD/therms |
December, 1992 | 32.918 | 0 | USD/therms |
January, 1993 | 32.825 | -0.092999999999996 | USD/therms |
February, 1993 | 34.664 | + 1.839 | USD/therms |
March, 1993 | 34.396 | -0.268 | USD/therms |
April, 1993 | 34.396 | 0 | USD/therms |
May, 1993 | 34.396 | 0 | USD/therms |
June, 1993 | 34.54 | + 0.144 | USD/therms |
July, 1993 | 34.54 | 0 | USD/therms |
August, 1993 | 34.44 | -0.1 | USD/therms |
September, 1993 | 34.44 | 0 | USD/therms |
October, 1993 | 34.822 | + 0.38200000000001 | USD/therms |
November, 1993 | 34.822 | 0 | USD/therms |
December, 1993 | 36.193 | + 1.371 | USD/therms |
January, 1994 | 36.193 | 0 | USD/therms |
February, 1994 | 35.816 | -0.377 | USD/therms |
March, 1994 | 36.685 | + 0.869 | USD/therms |
April, 1994 | 36.616 | -0.069000000000003 | USD/therms |
May, 1994 | 36.648 | + 0.032000000000004 | USD/therms |
June, 1994 | 36.685 | + 0.036999999999999 | USD/therms |
July, 1994 | 37.064 | + 0.379 | USD/therms |
August, 1994 | 37.176 | + 0.112 | USD/therms |
September, 1994 | 37.823 | + 0.647 | USD/therms |
October, 1994 | 38.249 | + 0.426 | USD/therms |
November, 1994 | 39.391 | + 1.142 | USD/therms |
December, 1994 | 39.508 | + 0.117 | USD/therms |
January, 1995 | 39.482 | -0.026000000000003 | USD/therms |
February, 1995 | 39.482 | 0 | USD/therms |
March, 1995 | 39.482 | 0 | USD/therms |
April, 1995 | 37.98 | -1.502 | USD/therms |
May, 1995 | 37.98 | 0 | USD/therms |
June, 1995 | 37.98 | 0 | USD/therms |
July, 1995 | 37.98 | 0 | USD/therms |
August, 1995 | 38.06 | + 0.080000000000005 | USD/therms |
September, 1995 | 38.395 | + 0.335 | USD/therms |
October, 1995 | 33.145 | -5.25 | USD/therms |
November, 1995 | 33.145 | 0 | USD/therms |
December, 1995 | 31.98 | -1.165 | USD/therms |
January, 1996 | 36.167 | + 4.187 | USD/therms |
February, 1996 | 36.167 | 0 | USD/therms |
March, 1996 | 36.167 | 0 | USD/therms |
April, 1996 | 38.997 | + 2.83 | USD/therms |
May, 1996 | 39.043 | + 0.045999999999999 | USD/therms |
June, 1996 | 39.043 | 0 | USD/therms |
July, 1996 | 39.123 | + 0.079999999999998 | USD/therms |
August, 1996 | 39.123 | 0 | USD/therms |
September, 1996 | 39.123 | 0 | USD/therms |
October, 1996 | 40.472 | + 1.349 | USD/therms |
November, 1996 | 38.293 | -2.179 | USD/therms |
December, 1996 | 38.293 | 0 | USD/therms |
January, 1997 | 39.172 | + 0.879 | USD/therms |
February, 1997 | 40.058 | + 0.886 | USD/therms |
March, 1997 | 40.655 | + 0.597 | USD/therms |
April, 1997 | 40.475 | -0.18 | USD/therms |
May, 1997 | 40.475 | 0 | USD/therms |
June, 1997 | 40.481 | + 0.0060000000000002 | USD/therms |
July, 1997 | 40.481 | 0 | USD/therms |
August, 1997 | 40.311 | -0.17 | USD/therms |
September, 1997 | 40.311 | 0 | USD/therms |
October, 1997 | 38.614 | -1.697 | USD/therms |
November, 1997 | 39.491 | + 0.877 | USD/therms |
December, 1997 | 39.491 | 0 | USD/therms |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
1997 | 39.172 - 39.491 | 38.614 - 40.655 | 40 | + 0.32 |
1996 | 36.167 - 38.293 | 36.167 - 40.472 | 38.33 | + 2.13 |
1995 | 39.482 - 31.98 | 31.98 - 39.482 | 37.09 | -7.5 |
1994 | 36.193 - 39.508 | 35.816 - 39.508 | 37.32 | + 3.32 |
1993 | 32.825 - 36.193 | 32.825 - 36.193 | 34.54 | + 3.37 |
1992 | 32.865 - 32.918 | 32.776 - 33.321 | 33.01 | + 0.05 |
1991 | 32.905 - 32.835 | 32.69 - 32.973 | 32.86 | -0.07 |
1990 | 30.008 - 31.75 | 29.956 - 31.75 | 30.51 | + 1.74 |
1989 | 27.957 - 30.008 | 27.585 - 30.008 | 28.27 | + 2.05 |
1988 | 24.715 - 26.101 | 24.701 - 26.101 | 25.28 | + 1.39 |
1987 | 27.184 - 24.727 | 24.727 - 27.284 | 26.3 | -2.46 |
1986 | 28.052 - 27.33 | 27.33 - 33.096 | 29.86 | -0.72 |
1985 | 29.439 - 28.147 | 28.011 - 29.439 | 28.82 | -1.29 |
1984 | 26.447 - 29.492 | 26.447 - 29.553 | 28.64 | + 3.05 |
1983 | 25.358 - 26.967 | 25.358 - 26.991 | 26 | + 1.61 |
1982 | 18.01 - 24.581 | 17.778 - 24.581 | 19.62 | + 6.57 |
1981 | 15.949 - 18.063 | 15.949 - 18.063 | 16.67 | + 2.11 |
1980 | 14.425 - 15.949 | 14.425 - 15.949 | 15.09 | + 1.52 |
1979 | 12.673 - 14.425 | 12.673 - 14.517 | 13.2 | + 1.75 |
1978 | 12.07 - 12.586 | 12.07 - 12.586 | 12.33 | + 0.52 |