Month | Data | Change | Unit |
---|---|---|---|
November, 1978 | 0.26 | 0 | USD/therms |
December, 1978 | 0.258 | -0.002 | USD/therms |
January, 1979 | 0.256 | -0.002 | USD/therms |
February, 1979 | 0.26 | + 0.004 | USD/therms |
March, 1979 | 0.259 | -0.001 | USD/therms |
April, 1979 | 0.264 | + 0.005 | USD/therms |
May, 1979 | 0.275 | + 0.011 | USD/therms |
June, 1979 | 0.276 | + 0.001 | USD/therms |
July, 1979 | 0.277 | + 0.001 | USD/therms |
August, 1979 | 0.277 | 0 | USD/therms |
September, 1979 | 0.288 | + 0.011 | USD/therms |
October, 1979 | 0.3 | + 0.012 | USD/therms |
November, 1979 | 0.306 | + 0.006 | USD/therms |
December, 1979 | 0.306 | 0 | USD/therms |
January, 1980 | 0.304 | -0.002 | USD/therms |
February, 1980 | 0.305 | + 0.001 | USD/therms |
March, 1980 | 0.33 | + 0.025 | USD/therms |
April, 1980 | 0.331 | + 0.001 | USD/therms |
May, 1980 | 0.338 | + 0.007 | USD/therms |
June, 1980 | 0.337 | -0.001 | USD/therms |
July, 1980 | 0.341 | + 0.004 | USD/therms |
August, 1980 | 0.341 | 0 | USD/therms |
September, 1980 | 0.346 | + 0.0049999999999999 | USD/therms |
October, 1980 | 0.347 | + 0.001 | USD/therms |
November, 1980 | 0.334 | -0.013 | USD/therms |
December, 1980 | 0.355 | + 0.021 | USD/therms |
January, 1981 | 0.356 | + 0.001 | USD/therms |
February, 1981 | 0.353 | -0.003 | USD/therms |
March, 1981 | 0.372 | + 0.019 | USD/therms |
April, 1981 | 0.372 | 0 | USD/therms |
May, 1981 | 0.375 | + 0.003 | USD/therms |
June, 1981 | 0.369 | -0.006 | USD/therms |
July, 1981 | 0.369 | 0 | USD/therms |
August, 1981 | 0.369 | 0 | USD/therms |
September, 1981 | 0.41 | + 0.041 | USD/therms |
October, 1981 | 0.42 | + 0.01 | USD/therms |
November, 1981 | 0.415 | -0.005 | USD/therms |
December, 1981 | 0.414 | -0.001 | USD/therms |
January, 1982 | 0.414 | 0 | USD/therms |
February, 1982 | 0.438 | + 0.024 | USD/therms |
March, 1982 | 0.463 | + 0.025 | USD/therms |
April, 1982 | 0.46 | -0.003 | USD/therms |
May, 1982 | 0.45 | -0.01 | USD/therms |
June, 1982 | 0.454 | + 0.004 | USD/therms |
July, 1982 | 0.455 | + 0.001 | USD/therms |
August, 1982 | 0.457 | + 0.002 | USD/therms |
September, 1982 | 0.515 | + 0.058 | USD/therms |
October, 1982 | 0.561 | + 0.046 | USD/therms |
November, 1982 | 0.594 | + 0.033 | USD/therms |
December, 1982 | 0.596 | + 0.002 | USD/therms |
January, 1983 | 0.596 | 0 | USD/therms |
February, 1983 | 0.602 | + 0.006 | USD/therms |
March, 1983 | 0.639 | + 0.037 | USD/therms |
April, 1983 | 0.639 | 0 | USD/therms |
May, 1983 | 0.627 | -0.012 | USD/therms |
June, 1983 | 0.612 | -0.015 | USD/therms |
July, 1983 | 0.613 | + 0.001 | USD/therms |
August, 1983 | 0.617 | + 0.004 | USD/therms |
September, 1983 | 0.625 | + 0.008 | USD/therms |
October, 1983 | 0.625 | 0 | USD/therms |
November, 1983 | 0.631 | + 0.006 | USD/therms |
December, 1983 | 0.634 | + 0.003 | USD/therms |
January, 1984 | 0.629 | -0.005 | USD/therms |
February, 1984 | 0.632 | + 0.003 | USD/therms |
March, 1984 | 0.649 | + 0.017 | USD/therms |
April, 1984 | 0.639 | -0.01 | USD/therms |
May, 1984 | 0.638 | -0.001 | USD/therms |
June, 1984 | 0.67 | + 0.032 | USD/therms |
July, 1984 | 0.671 | + 0.001 | USD/therms |
August, 1984 | 0.671 | 0 | USD/therms |
September, 1984 | 0.638 | -0.033 | USD/therms |
October, 1984 | 0.657 | + 0.019 | USD/therms |
November, 1984 | 0.655 | -0.002 | USD/therms |
December, 1984 | 0.639 | -0.016 | USD/therms |
January, 1985 | 0.646 | + 0.007 | USD/therms |
February, 1985 | 0.649 | + 0.003 | USD/therms |
March, 1985 | 0.651 | + 0.002 | USD/therms |
April, 1985 | 0.65 | -0.001 | USD/therms |
May, 1985 | 0.649 | -0.001 | USD/therms |
June, 1985 | 0.67 | + 0.021 | USD/therms |
July, 1985 | 0.636 | -0.034 | USD/therms |
August, 1985 | 0.646 | + 0.01 | USD/therms |
October, 1985 | 0.639 | -0.007 | USD/therms |
November, 1985 | 0.643 | + 0.004 | USD/therms |
December, 1985 | 0.635 | -0.008 | USD/therms |
January, 1986 | 0.628 | -0.007 | USD/therms |
February, 1986 | 0.625 | -0.003 | USD/therms |
March, 1986 | 0.626 | + 0.001 | USD/therms |
April, 1986 | 0.617 | -0.009 | USD/therms |
May, 1986 | 0.617 | 0 | USD/therms |
June, 1986 | 0.642 | + 0.025 | USD/therms |
July, 1986 | 0.609 | -0.033 | USD/therms |
August, 1986 | 0.625 | + 0.016 | USD/therms |
September, 1986 | 0.584 | -0.041 | USD/therms |
October, 1986 | 0.604 | + 0.02 | USD/therms |
November, 1986 | 0.611 | + 0.007 | USD/therms |
December, 1986 | 0.6 | -0.011 | USD/therms |
January, 1987 | 0.598 | -0.002 | USD/therms |
February, 1987 | 0.593 | -0.005 | USD/therms |
March, 1987 | 0.579 | -0.014 | USD/therms |
April, 1987 | 0.583 | + 0.004 | USD/therms |
May, 1987 | 0.584 | + 0.001 | USD/therms |
June, 1987 | 0.55 | -0.034 | USD/therms |
July, 1987 | 0.496 | -0.054 | USD/therms |
August, 1987 | 0.54 | + 0.044 | USD/therms |
September, 1987 | 0.597 | + 0.057 | USD/therms |
October, 1987 | 0.583 | -0.014 | USD/therms |
November, 1987 | 0.588 | + 0.005 | USD/therms |
December, 1987 | 0.573 | -0.015 | USD/therms |
January, 1988 | 0.591 | + 0.018 | USD/therms |
February, 1988 | 0.593 | + 0.002 | USD/therms |
March, 1988 | 0.607 | + 0.014 | USD/therms |
April, 1988 | 0.585 | -0.022 | USD/therms |
May, 1988 | 0.607 | + 0.022 | USD/therms |
June, 1988 | 0.591 | -0.016 | USD/therms |
July, 1988 | 0.596 | + 0.005 | USD/therms |
August, 1988 | 0.596 | 0 | USD/therms |
September, 1988 | 0.599 | + 0.003 | USD/therms |
October, 1988 | 0.61 | + 0.011 | USD/therms |
November, 1988 | 0.619 | + 0.009 | USD/therms |
December, 1988 | 0.59 | -0.029 | USD/therms |
January, 1989 | 0.582 | -0.008 | USD/therms |
February, 1989 | 0.585 | + 0.003 | USD/therms |
March, 1989 | 0.575 | -0.01 | USD/therms |
April, 1989 | 0.575 | 0 | USD/therms |
May, 1989 | 0.566 | -0.009 | USD/therms |
June, 1989 | 0.55 | -0.016 | USD/therms |
July, 1989 | 0.55 | 0 | USD/therms |
August, 1989 | 0.553 | + 0.003 | USD/therms |
September, 1989 | 0.541 | -0.012 | USD/therms |
October, 1989 | 0.564 | + 0.023 | USD/therms |
November, 1989 | 0.563 | -0.001 | USD/therms |
December, 1989 | 0.547 | -0.016 | USD/therms |
January, 1990 | 0.563 | + 0.016 | USD/therms |
February, 1990 | 0.573 | + 0.01 | USD/therms |
March, 1990 | 0.558 | -0.015 | USD/therms |
April, 1990 | 0.53 | -0.028 | USD/therms |
May, 1990 | 0.534 | + 0.004 | USD/therms |
June, 1990 | 0.534 | 0 | USD/therms |
July, 1990 | 0.52 | -0.014 | USD/therms |
August, 1990 | 0.523 | + 0.003 | USD/therms |
September, 1990 | 0.534 | + 0.011 | USD/therms |
October, 1990 | 0.544 | + 0.01 | USD/therms |
November, 1990 | 0.562 | + 0.018 | USD/therms |
December, 1990 | 0.57 | + 0.0079999999999999 | USD/therms |
January, 1991 | 0.573 | + 0.003 | USD/therms |
February, 1991 | 0.564 | -0.009 | USD/therms |
March, 1991 | 0.548 | -0.016 | USD/therms |
April, 1991 | 0.548 | 0 | USD/therms |
May, 1991 | 0.547 | -0.001 | USD/therms |
June, 1991 | 0.544 | -0.003 | USD/therms |
July, 1991 | 0.543 | -0.001 | USD/therms |
August, 1991 | 0.521 | -0.022 | USD/therms |
September, 1991 | 0.526 | + 0.005 | USD/therms |
October, 1991 | 0.525 | -0.001 | USD/therms |
November, 1991 | 0.533 | + 0.008 | USD/therms |
December, 1991 | 0.553 | + 0.02 | USD/therms |
January, 1992 | 0.554 | + 0.001 | USD/therms |
February, 1992 | 0.538 | -0.016 | USD/therms |
March, 1992 | 0.519 | -0.019 | USD/therms |
April, 1992 | 0.514 | -0.005 | USD/therms |
May, 1992 | 0.52 | + 0.006 | USD/therms |
June, 1992 | 0.504 | -0.016 | USD/therms |
July, 1992 | 0.502 | -0.002 | USD/therms |
August, 1992 | 0.513 | + 0.011 | USD/therms |
September, 1992 | 0.524 | + 0.011 | USD/therms |
October, 1992 | 0.523 | -0.001 | USD/therms |
November, 1992 | 0.56 | + 0.037 | USD/therms |
December, 1992 | 0.567 | + 0.0069999999999999 | USD/therms |
January, 1993 | 0.555 | -0.012 | USD/therms |
February, 1993 | 0.541 | -0.014 | USD/therms |
March, 1993 | 0.537 | -0.004 | USD/therms |
April, 1993 | 0.536 | -0.001 | USD/therms |
May, 1993 | 0.53 | -0.006 | USD/therms |
June, 1993 | 0.555 | + 0.025 | USD/therms |
July, 1993 | 0.552 | -0.003 | USD/therms |
August, 1993 | 0.56 | + 0.008 | USD/therms |
September, 1993 | 0.586 | + 0.026 | USD/therms |
October, 1993 | 0.568 | -0.018 | USD/therms |
November, 1993 | 0.564 | -0.004 | USD/therms |
December, 1993 | 0.598 | + 0.034 | USD/therms |
January, 1994 | 0.586 | -0.012 | USD/therms |
February, 1994 | 0.592 | + 0.006 | USD/therms |
March, 1994 | 0.591 | -0.001 | USD/therms |
April, 1994 | 0.582 | -0.009 | USD/therms |
May, 1994 | 0.582 | 0 | USD/therms |
June, 1994 | 0.577 | -0.005 | USD/therms |
July, 1994 | 0.58 | + 0.003 | USD/therms |
August, 1994 | 0.598 | + 0.018 | USD/therms |
September, 1994 | 0.554 | -0.044 | USD/therms |
October, 1994 | 0.557 | + 0.003 | USD/therms |
November, 1994 | 0.574 | + 0.017 | USD/therms |
December, 1994 | 0.553 | -0.021 | USD/therms |
January, 1995 | 0.536 | -0.017 | USD/therms |
February, 1995 | 0.524 | -0.012 | USD/therms |
March, 1995 | 0.533 | + 0.009 | USD/therms |
April, 1995 | 0.532 | -0.001 | USD/therms |
May, 1995 | 0.525 | -0.007 | USD/therms |
June, 1995 | 0.523 | -0.002 | USD/therms |
July, 1995 | 0.508 | -0.015 | USD/therms |
August, 1995 | 0.508 | 0 | USD/therms |
September, 1995 | 0.505 | -0.003 | USD/therms |
October, 1995 | 0.506 | + 0.001 | USD/therms |
November, 1995 | 0.502 | -0.004 | USD/therms |
December, 1995 | 0.512 | + 0.01 | USD/therms |
January, 1996 | 0.508 | -0.004 | USD/therms |
February, 1996 | 0.52 | + 0.012 | USD/therms |
March, 1996 | 0.533 | + 0.013 | USD/therms |
April, 1996 | 0.529 | -0.004 | USD/therms |
May, 1996 | 0.54 | + 0.011 | USD/therms |
June, 1996 | 0.56 | + 0.02 | USD/therms |
July, 1996 | 0.565 | + 0.0049999999999999 | USD/therms |
August, 1996 | 0.578 | + 0.013 | USD/therms |
September, 1996 | 0.577 | -0.001 | USD/therms |
October, 1996 | 0.57 | -0.007 | USD/therms |
November, 1996 | 0.578 | + 0.008 | USD/therms |
December, 1996 | 0.573 | -0.005 | USD/therms |
January, 1997 | 0.573 | 0 | USD/therms |
February, 1997 | 0.582 | + 0.009 | USD/therms |
March, 1997 | 0.583 | + 0.001 | USD/therms |
April, 1997 | 0.573 | -0.01 | USD/therms |
May, 1997 | 0.573 | 0 | USD/therms |
June, 1997 | 0.577 | + 0.004 | USD/therms |
July, 1997 | 0.576 | -0.001 | USD/therms |
August, 1997 | 0.57 | -0.006 | USD/therms |
September, 1997 | 0.577 | + 0.007 | USD/therms |
October, 1997 | 0.571 | -0.006 | USD/therms |
November, 1997 | 0.567 | -0.004 | USD/therms |
December, 1997 | 0.586 | + 0.019 | USD/therms |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
1997 | 0.573 - 0.586 | 0.567 - 0.586 | 0.58 | + 0.01 |
1996 | 0.508 - 0.573 | 0.508 - 0.578 | 0.55 | + 0.07 |
1995 | 0.536 - 0.512 | 0.502 - 0.536 | 0.52 | -0.02 |
1994 | 0.586 - 0.553 | 0.553 - 0.598 | 0.58 | -0.03 |
1993 | 0.555 - 0.598 | 0.53 - 0.598 | 0.56 | + 0.04 |
1992 | 0.554 - 0.567 | 0.502 - 0.567 | 0.53 | + 0.01 |
1991 | 0.573 - 0.553 | 0.521 - 0.573 | 0.54 | -0.02 |
1990 | 0.563 - 0.57 | 0.52 - 0.573 | 0.55 | + 0.01 |
1989 | 0.582 - 0.547 | 0.541 - 0.585 | 0.56 | -0.03 |
1988 | 0.591 - 0.59 | 0.585 - 0.619 | 0.6 | -0 |
1987 | 0.598 - 0.573 | 0.496 - 0.598 | 0.57 | -0.03 |
1986 | 0.628 - 0.6 | 0.584 - 0.642 | 0.62 | -0.03 |
1985 | 0.646 - 0.635 | 0.635 - 0.67 | 0.65 | -0.01 |
1984 | 0.629 - 0.639 | 0.629 - 0.671 | 0.65 | + 0.01 |
1983 | 0.596 - 0.634 | 0.596 - 0.639 | 0.62 | + 0.04 |
1982 | 0.414 - 0.596 | 0.414 - 0.596 | 0.49 | + 0.18 |
1981 | 0.356 - 0.414 | 0.353 - 0.42 | 0.38 | + 0.06 |
1980 | 0.304 - 0.355 | 0.304 - 0.355 | 0.33 | + 0.05 |
1979 | 0.256 - 0.306 | 0.256 - 0.306 | 0.28 | + 0.05 |
1978 | 0.26 - 0.258 | 0.258 - 0.26 | 0.26 | -0 |