Month | Data | Change | Unit |
---|---|---|---|
September, 1975 | 220 | 0 | Billion Cubic Feet |
October, 1975 | 190 | -30 | Billion Cubic Feet |
November, 1975 | 98 | -92 | Billion Cubic Feet |
December, 1975 | 38 | -60 | Billion Cubic Feet |
January, 1976 | 15 | -23 | Billion Cubic Feet |
February, 1976 | 59 | + 44 | Billion Cubic Feet |
March, 1976 | 71 | + 12 | Billion Cubic Feet |
April, 1976 | 166 | + 95 | Billion Cubic Feet |
May, 1976 | 220 | + 54 | Billion Cubic Feet |
June, 1976 | 273 | + 53 | Billion Cubic Feet |
July, 1976 | 271 | -2 | Billion Cubic Feet |
August, 1976 | 268 | -3 | Billion Cubic Feet |
September, 1976 | 233 | -35 | Billion Cubic Feet |
October, 1976 | 121 | -112 | Billion Cubic Feet |
November, 1976 | 36 | -85 | Billion Cubic Feet |
December, 1976 | 21 | -15 | Billion Cubic Feet |
January, 1977 | 17 | -4 | Billion Cubic Feet |
February, 1977 | 97 | + 80 | Billion Cubic Feet |
March, 1977 | 181 | + 84 | Billion Cubic Feet |
April, 1977 | 247 | + 66 | Billion Cubic Feet |
May, 1977 | 318 | + 71 | Billion Cubic Feet |
June, 1977 | 306 | -12 | Billion Cubic Feet |
July, 1977 | 336 | + 30 | Billion Cubic Feet |
August, 1977 | 280 | -56 | Billion Cubic Feet |
September, 1977 | 253 | -27 | Billion Cubic Feet |
October, 1977 | 152 | -101 | Billion Cubic Feet |
November, 1977 | 81 | -71 | Billion Cubic Feet |
December, 1977 | 40 | -41 | Billion Cubic Feet |
January, 1978 | 21 | -19 | Billion Cubic Feet |
February, 1978 | 21 | 0 | Billion Cubic Feet |
March, 1978 | 90 | + 69 | Billion Cubic Feet |
April, 1978 | 175 | + 85 | Billion Cubic Feet |
May, 1978 | 285 | + 110 | Billion Cubic Feet |
June, 1978 | 357 | + 72 | Billion Cubic Feet |
July, 1978 | 341 | -16 | Billion Cubic Feet |
August, 1978 | 351 | + 10 | Billion Cubic Feet |
September, 1978 | 322 | -29 | Billion Cubic Feet |
October, 1978 | 204 | -118 | Billion Cubic Feet |
November, 1978 | 80 | -124 | Billion Cubic Feet |
December, 1978 | 32 | -48 | Billion Cubic Feet |
January, 1979 | 20 | -12 | Billion Cubic Feet |
February, 1979 | 22 | + 2 | Billion Cubic Feet |
March, 1979 | 90 | + 68 | Billion Cubic Feet |
April, 1979 | 175 | + 85 | Billion Cubic Feet |
May, 1979 | 297 | + 122 | Billion Cubic Feet |
June, 1979 | 337 | + 40 | Billion Cubic Feet |
July, 1979 | 348 | + 11 | Billion Cubic Feet |
August, 1979 | 348 | 0 | Billion Cubic Feet |
September, 1979 | 314 | -34 | Billion Cubic Feet |
October, 1979 | 189 | -125 | Billion Cubic Feet |
November, 1979 | 104 | -85 | Billion Cubic Feet |
December, 1979 | 51 | -53 | Billion Cubic Feet |
January, 1980 | 21 | -30 | Billion Cubic Feet |
February, 1980 | 24 | + 3 | Billion Cubic Feet |
March, 1980 | 59 | + 35 | Billion Cubic Feet |
April, 1980 | 167 | + 108 | Billion Cubic Feet |
May, 1980 | 298 | + 131 | Billion Cubic Feet |
June, 1980 | 293 | -5 | Billion Cubic Feet |
July, 1980 | 286 | -7 | Billion Cubic Feet |
August, 1980 | 273 | -13 | Billion Cubic Feet |
September, 1980 | 240 | -33 | Billion Cubic Feet |
October, 1980 | 138 | -102 | Billion Cubic Feet |
November, 1980 | 65 | -73 | Billion Cubic Feet |
December, 1980 | 34 | -31 | Billion Cubic Feet |
January, 1981 | 37 | + 3 | Billion Cubic Feet |
February, 1981 | 59 | + 22 | Billion Cubic Feet |
March, 1981 | 55 | -4 | Billion Cubic Feet |
April, 1981 | 208 | + 153 | Billion Cubic Feet |
May, 1981 | 255 | + 47 | Billion Cubic Feet |
June, 1981 | 314 | + 59 | Billion Cubic Feet |
July, 1981 | 335 | + 21 | Billion Cubic Feet |
August, 1981 | 361 | + 26 | Billion Cubic Feet |
September, 1981 | 287 | -74 | Billion Cubic Feet |
October, 1981 | 155 | -132 | Billion Cubic Feet |
November, 1981 | 80 | -75 | Billion Cubic Feet |
December, 1981 | 34 | -46 | Billion Cubic Feet |
January, 1982 | 24 | -10 | Billion Cubic Feet |
February, 1982 | 50 | + 26 | Billion Cubic Feet |
March, 1982 | 88 | + 38 | Billion Cubic Feet |
April, 1982 | 180 | + 92 | Billion Cubic Feet |
May, 1982 | 382 | + 202 | Billion Cubic Feet |
June, 1982 | 353 | -29 | Billion Cubic Feet |
July, 1982 | 351 | -2 | Billion Cubic Feet |
August, 1982 | 332 | -19 | Billion Cubic Feet |
September, 1982 | 277 | -55 | Billion Cubic Feet |
October, 1982 | 191 | -86 | Billion Cubic Feet |
November, 1982 | 83 | -108 | Billion Cubic Feet |
December, 1982 | 86 | + 3 | Billion Cubic Feet |
January, 1983 | 24 | -62 | Billion Cubic Feet |
February, 1983 | 36 | + 12 | Billion Cubic Feet |
March, 1983 | 59 | + 23 | Billion Cubic Feet |
April, 1983 | 82 | + 23 | Billion Cubic Feet |
May, 1983 | 191 | + 109 | Billion Cubic Feet |
June, 1983 | 255 | + 64 | Billion Cubic Feet |
July, 1983 | 268 | + 13 | Billion Cubic Feet |
August, 1983 | 247 | -21 | Billion Cubic Feet |
September, 1983 | 258 | + 11 | Billion Cubic Feet |
October, 1983 | 171 | -87 | Billion Cubic Feet |
November, 1983 | 80 | -91 | Billion Cubic Feet |
December, 1983 | 29 | -51 | Billion Cubic Feet |
January, 1984 | 54 | + 25 | Billion Cubic Feet |
February, 1984 | 60 | + 6 | Billion Cubic Feet |
March, 1984 | 48 | -12 | Billion Cubic Feet |
April, 1984 | 144 | + 96 | Billion Cubic Feet |
May, 1984 | 254 | + 110 | Billion Cubic Feet |
June, 1984 | 323 | + 69 | Billion Cubic Feet |
July, 1984 | 346 | + 23 | Billion Cubic Feet |
August, 1984 | 318 | -28 | Billion Cubic Feet |
September, 1984 | 289 | -29 | Billion Cubic Feet |
October, 1984 | 242 | -47 | Billion Cubic Feet |
November, 1984 | 83 | -159 | Billion Cubic Feet |
December, 1984 | 92 | + 9 | Billion Cubic Feet |
January, 1985 | 32 | -60 | Billion Cubic Feet |
February, 1985 | 47 | + 15 | Billion Cubic Feet |
March, 1985 | 98 | + 51 | Billion Cubic Feet |
April, 1985 | 204 | + 106 | Billion Cubic Feet |
May, 1985 | 294 | + 90 | Billion Cubic Feet |
June, 1985 | 252 | -42 | Billion Cubic Feet |
July, 1985 | 309 | + 57 | Billion Cubic Feet |
August, 1985 | 278 | -31 | Billion Cubic Feet |
September, 1985 | 272 | -6 | Billion Cubic Feet |
October, 1985 | 199 | -73 | Billion Cubic Feet |
November, 1985 | 99 | -100 | Billion Cubic Feet |
December, 1985 | 44 | -55 | Billion Cubic Feet |
January, 1986 | 48 | + 4 | Billion Cubic Feet |
February, 1986 | 54 | + 6 | Billion Cubic Feet |
March, 1986 | 109 | + 55 | Billion Cubic Feet |
April, 1986 | 140 | + 31 | Billion Cubic Feet |
May, 1986 | 255 | + 115 | Billion Cubic Feet |
June, 1986 | 255 | 0 | Billion Cubic Feet |
July, 1986 | 274 | + 19 | Billion Cubic Feet |
August, 1986 | 279 | + 5 | Billion Cubic Feet |
September, 1986 | 239 | -40 | Billion Cubic Feet |
October, 1986 | 189 | -50 | Billion Cubic Feet |
November, 1986 | 74 | -115 | Billion Cubic Feet |
December, 1986 | 36 | -38 | Billion Cubic Feet |
January, 1987 | 38 | + 2 | Billion Cubic Feet |
February, 1987 | 35 | -3 | Billion Cubic Feet |
March, 1987 | 105 | + 70 | Billion Cubic Feet |
April, 1987 | 163 | + 58 | Billion Cubic Feet |
May, 1987 | 293 | + 130 | Billion Cubic Feet |
June, 1987 | 248 | -45 | Billion Cubic Feet |
July, 1987 | 226 | -22 | Billion Cubic Feet |
August, 1987 | 241 | + 15 | Billion Cubic Feet |
September, 1987 | 227 | -14 | Billion Cubic Feet |
October, 1987 | 146 | -81 | Billion Cubic Feet |
November, 1987 | 105 | -41 | Billion Cubic Feet |
December, 1987 | 59 | -46 | Billion Cubic Feet |
January, 1988 | 47 | -12 | Billion Cubic Feet |
February, 1988 | 50 | + 3 | Billion Cubic Feet |
March, 1988 | 99 | + 49 | Billion Cubic Feet |
April, 1988 | 162 | + 63 | Billion Cubic Feet |
May, 1988 | 282 | + 120 | Billion Cubic Feet |
June, 1988 | 274 | -8 | Billion Cubic Feet |
July, 1988 | 294 | + 20 | Billion Cubic Feet |
August, 1988 | 282 | -12 | Billion Cubic Feet |
September, 1988 | 308 | + 26 | Billion Cubic Feet |
October, 1988 | 198 | -110 | Billion Cubic Feet |
November, 1988 | 117 | -81 | Billion Cubic Feet |
December, 1988 | 62 | -55 | Billion Cubic Feet |
January, 1989 | 53 | -9 | Billion Cubic Feet |
February, 1989 | 32 | -21 | Billion Cubic Feet |
March, 1989 | 106 | + 74 | Billion Cubic Feet |
April, 1989 | 180 | + 74 | Billion Cubic Feet |
May, 1989 | 321 | + 141 | Billion Cubic Feet |
June, 1989 | 374 | + 53 | Billion Cubic Feet |
July, 1989 | 371 | -3 | Billion Cubic Feet |
August, 1989 | 356 | -15 | Billion Cubic Feet |
September, 1989 | 320 | -36 | Billion Cubic Feet |
October, 1989 | 221 | -99 | Billion Cubic Feet |
November, 1989 | 105 | -116 | Billion Cubic Feet |
December, 1989 | 52 | -53 | Billion Cubic Feet |
January, 1990 | 93 | + 41 | Billion Cubic Feet |
February, 1990 | 70 | -23 | Billion Cubic Feet |
March, 1990 | 125 | + 55 | Billion Cubic Feet |
April, 1990 | 188 | + 63 | Billion Cubic Feet |
May, 1990 | 293 | + 105 | Billion Cubic Feet |
June, 1990 | 324 | + 31 | Billion Cubic Feet |
July, 1990 | 326 | + 2 | Billion Cubic Feet |
August, 1990 | 318 | -8 | Billion Cubic Feet |
September, 1990 | 284 | -34 | Billion Cubic Feet |
October, 1990 | 209 | -75 | Billion Cubic Feet |
November, 1990 | 134 | -75 | Billion Cubic Feet |
December, 1990 | 69 | -65 | Billion Cubic Feet |
January, 1991 | 114.877 | + 45.877 | Billion Cubic Feet |
February, 1991 | 112.436 | -2.441 | Billion Cubic Feet |
March, 1991 | 128.809 | + 16.373 | Billion Cubic Feet |
April, 1991 | 228.477 | + 99.668 | Billion Cubic Feet |
May, 1991 | 319.065 | + 90.588 | Billion Cubic Feet |
June, 1991 | 313.742 | -5.323 | Billion Cubic Feet |
July, 1991 | 289.514 | -24.228 | Billion Cubic Feet |
August, 1991 | 281.624 | -7.89 | Billion Cubic Feet |
September, 1991 | 293.988 | + 12.364 | Billion Cubic Feet |
October, 1991 | 251.02 | -42.968 | Billion Cubic Feet |
November, 1991 | 150.251 | -100.769 | Billion Cubic Feet |
December, 1991 | 124.57 | -25.681 | Billion Cubic Feet |
January, 1992 | 67.56 | -57.01 | Billion Cubic Feet |
February, 1992 | 52.259 | -15.301 | Billion Cubic Feet |
March, 1992 | 80.919 | + 28.66 | Billion Cubic Feet |
April, 1992 | 167.382 | + 86.463 | Billion Cubic Feet |
May, 1992 | 329.676 | + 162.294 | Billion Cubic Feet |
June, 1992 | 366.293 | + 36.617 | Billion Cubic Feet |
July, 1992 | 356.854 | -9.439 | Billion Cubic Feet |
August, 1992 | 363.813 | + 6.959 | Billion Cubic Feet |
September, 1992 | 346.102 | -17.711 | Billion Cubic Feet |
October, 1992 | 264.171 | -81.931 | Billion Cubic Feet |
November, 1992 | 94.981 | -169.19 | Billion Cubic Feet |
December, 1992 | 65.382 | -29.599 | Billion Cubic Feet |
January, 1993 | 36.692 | -28.69 | Billion Cubic Feet |
February, 1993 | 22.02 | -14.672 | Billion Cubic Feet |
March, 1993 | 79.017 | + 56.997 | Billion Cubic Feet |
April, 1993 | 212.059 | + 133.042 | Billion Cubic Feet |
May, 1993 | 456 | + 243.941 | Billion Cubic Feet |
June, 1993 | 410.193 | -45.807 | Billion Cubic Feet |
July, 1993 | 385.078 | -25.115 | Billion Cubic Feet |
August, 1993 | 363.861 | -21.217 | Billion Cubic Feet |
September, 1993 | 378.308 | + 14.447 | Billion Cubic Feet |
October, 1993 | 256.493 | -121.815 | Billion Cubic Feet |
November, 1993 | 106.322 | -150.171 | Billion Cubic Feet |
December, 1993 | 53.696 | -52.626 | Billion Cubic Feet |
January, 1994 | 34.566 | -19.13 | Billion Cubic Feet |
February, 1994 | 49.734 | + 15.168 | Billion Cubic Feet |
March, 1994 | 105.507 | + 55.773 | Billion Cubic Feet |
April, 1994 | 285.753 | + 180.246 | Billion Cubic Feet |
May, 1994 | 427.442 | + 141.689 | Billion Cubic Feet |
June, 1994 | 381.023 | -46.419 | Billion Cubic Feet |
July, 1994 | 410.433 | + 29.41 | Billion Cubic Feet |
August, 1994 | 372.511 | -37.922 | Billion Cubic Feet |
September, 1994 | 345.487 | -27.024 | Billion Cubic Feet |
October, 1994 | 224.188 | -121.299 | Billion Cubic Feet |
November, 1994 | 105.304 | -118.884 | Billion Cubic Feet |
December, 1994 | 54.331 | -50.973 | Billion Cubic Feet |
January, 1995 | 44.584 | -9.747 | Billion Cubic Feet |
February, 1995 | 44.053 | -0.53100000000001 | Billion Cubic Feet |
March, 1995 | 104.256 | + 60.203 | Billion Cubic Feet |
April, 1995 | 176.53 | + 72.274 | Billion Cubic Feet |
May, 1995 | 369.368 | + 192.838 | Billion Cubic Feet |
June, 1995 | 410.289 | + 40.921 | Billion Cubic Feet |
July, 1995 | 359.397 | -50.892 | Billion Cubic Feet |
August, 1995 | 292.773 | -66.624 | Billion Cubic Feet |
September, 1995 | 342.729 | + 49.956 | Billion Cubic Feet |
October, 1995 | 273.5 | -69.229 | Billion Cubic Feet |
November, 1995 | 95.656 | -177.844 | Billion Cubic Feet |
December, 1995 | 52.747 | -42.909 | Billion Cubic Feet |
January, 1996 | 49.484 | -3.263 | Billion Cubic Feet |
February, 1996 | 96.64 | + 47.156 | Billion Cubic Feet |
March, 1996 | 80.388 | -16.252 | Billion Cubic Feet |
April, 1996 | 226.827 | + 146.439 | Billion Cubic Feet |
May, 1996 | 373.176 | + 146.349 | Billion Cubic Feet |
June, 1996 | 410.086 | + 36.91 | Billion Cubic Feet |
July, 1996 | 418.055 | + 7.969 | Billion Cubic Feet |
August, 1996 | 400.295 | -17.76 | Billion Cubic Feet |
September, 1996 | 398.286 | -2.009 | Billion Cubic Feet |
October, 1996 | 275.769 | -122.517 | Billion Cubic Feet |
November, 1996 | 90.236 | -185.533 | Billion Cubic Feet |
December, 1996 | 86.35 | -3.886 | Billion Cubic Feet |
January, 1997 | 68.367 | -17.983 | Billion Cubic Feet |
February, 1997 | 54.871 | -13.496 | Billion Cubic Feet |
March, 1997 | 130.572 | + 75.701 | Billion Cubic Feet |
April, 1997 | 205.117 | + 74.545 | Billion Cubic Feet |
May, 1997 | 362.199 | + 157.082 | Billion Cubic Feet |
June, 1997 | 407.266 | + 45.067 | Billion Cubic Feet |
July, 1997 | 360.678 | -46.588 | Billion Cubic Feet |
August, 1997 | 378.487 | + 17.809 | Billion Cubic Feet |
September, 1997 | 379.959 | + 1.472 | Billion Cubic Feet |
October, 1997 | 294.383 | -85.576 | Billion Cubic Feet |
November, 1997 | 112.912 | -181.471 | Billion Cubic Feet |
December, 1997 | 45.482 | -67.43 | Billion Cubic Feet |
January, 1998 | 69.328 | + 23.846 | Billion Cubic Feet |
February, 1998 | 74.505 | + 5.177 | Billion Cubic Feet |
March, 1998 | 136.079 | + 61.574 | Billion Cubic Feet |
April, 1998 | 279.812 | + 143.733 | Billion Cubic Feet |
May, 1998 | 432.975 | + 153.163 | Billion Cubic Feet |
June, 1998 | 379.11 | -53.865 | Billion Cubic Feet |
July, 1998 | 371.479 | -7.631 | Billion Cubic Feet |
August, 1998 | 335.974 | -35.505 | Billion Cubic Feet |
September, 1998 | 297.758 | -38.216 | Billion Cubic Feet |
October, 1998 | 308.064 | + 10.306 | Billion Cubic Feet |
November, 1998 | 137.001 | -171.063 | Billion Cubic Feet |
December, 1998 | 82.67 | -54.331 | Billion Cubic Feet |
January, 1999 | 58.085 | -24.585 | Billion Cubic Feet |
February, 1999 | 63.242 | + 5.157 | Billion Cubic Feet |
March, 1999 | 86.571 | + 23.329 | Billion Cubic Feet |
April, 1999 | 209.91 | + 123.339 | Billion Cubic Feet |
May, 1999 | 381.067 | + 171.157 | Billion Cubic Feet |
June, 1999 | 349.01 | -32.057 | Billion Cubic Feet |
July, 1999 | 298.078 | -50.932 | Billion Cubic Feet |
August, 1999 | 311.27 | + 13.192 | Billion Cubic Feet |
September, 1999 | 357.521 | + 46.251 | Billion Cubic Feet |
October, 1999 | 247.237 | -110.284 | Billion Cubic Feet |
November, 1999 | 172.665 | -74.572 | Billion Cubic Feet |
December, 1999 | 62.854 | -109.811 | Billion Cubic Feet |
January, 2000 | 59.132 | -3.722 | Billion Cubic Feet |
February, 2000 | 82.916 | + 23.784 | Billion Cubic Feet |
March, 2000 | 139.272 | + 56.356 | Billion Cubic Feet |
April, 2000 | 191.789 | + 52.517 | Billion Cubic Feet |
May, 2000 | 312.86 | + 121.071 | Billion Cubic Feet |
June, 2000 | 348.994 | + 36.134 | Billion Cubic Feet |
July, 2000 | 372.132 | + 23.138 | Billion Cubic Feet |
August, 2000 | 304.598 | -67.534 | Billion Cubic Feet |
September, 2000 | 370.425 | + 65.827 | Billion Cubic Feet |
October, 2000 | 328.889 | -41.536 | Billion Cubic Feet |
November, 2000 | 107.538 | -221.351 | Billion Cubic Feet |
December, 2000 | 65.739 | -41.799 | Billion Cubic Feet |
January, 2001 | 92.052 | + 26.313 | Billion Cubic Feet |
February, 2001 | 74.102 | -17.95 | Billion Cubic Feet |
March, 2001 | 115.765 | + 41.663 | Billion Cubic Feet |
April, 2001 | 348.952 | + 233.187 | Billion Cubic Feet |
May, 2001 | 519.753 | + 170.801 | Billion Cubic Feet |
June, 2001 | 490.236 | -29.517 | Billion Cubic Feet |
July, 2001 | 450.907 | -39.329 | Billion Cubic Feet |
August, 2001 | 386.298 | -64.609 | Billion Cubic Feet |
September, 2001 | 413.221 | + 26.923 | Billion Cubic Feet |
October, 2001 | 282.339 | -130.882 | Billion Cubic Feet |
November, 2001 | 210.453 | -71.886 | Billion Cubic Feet |
December, 2001 | 80.185 | -130.268 | Billion Cubic Feet |
January, 2002 | 59.478 | -20.707 | Billion Cubic Feet |
February, 2002 | 55.46 | -4.018 | Billion Cubic Feet |
March, 2002 | 107.774 | + 52.314 | Billion Cubic Feet |
April, 2002 | 238.09 | + 130.316 | Billion Cubic Feet |
May, 2002 | 381.221 | + 143.131 | Billion Cubic Feet |
June, 2002 | 397.475 | + 16.254 | Billion Cubic Feet |
July, 2002 | 342.798 | -54.677 | Billion Cubic Feet |
August, 2002 | 325.336 | -17.462 | Billion Cubic Feet |
September, 2002 | 339.756 | + 14.42 | Billion Cubic Feet |
October, 2002 | 232.18 | -107.576 | Billion Cubic Feet |
November, 2002 | 123.89 | -108.29 | Billion Cubic Feet |
December, 2002 | 66.387 | -57.503 | Billion Cubic Feet |
January, 2003 | 44.382 | -22.005 | Billion Cubic Feet |
February, 2003 | 47.449 | + 3.067 | Billion Cubic Feet |
March, 2003 | 170.794 | + 123.345 | Billion Cubic Feet |
April, 2003 | 277.066 | + 106.272 | Billion Cubic Feet |
May, 2003 | 452.55 | + 175.484 | Billion Cubic Feet |
June, 2003 | 505.154 | + 52.604 | Billion Cubic Feet |
July, 2003 | 425.604 | -79.55 | Billion Cubic Feet |
August, 2003 | 372.26 | -53.344 | Billion Cubic Feet |
September, 2003 | 441.612 | + 69.352 | Billion Cubic Feet |
October, 2003 | 343.491 | -98.121 | Billion Cubic Feet |
November, 2003 | 141.567 | -201.924 | Billion Cubic Feet |
December, 2003 | 69.785 | -71.782 | Billion Cubic Feet |
January, 2004 | 59.591 | -10.194 | Billion Cubic Feet |
February, 2004 | 47.86 | -11.731 | Billion Cubic Feet |
March, 2004 | 167.946 | + 120.086 | Billion Cubic Feet |
April, 2004 | 298.528 | + 130.582 | Billion Cubic Feet |
May, 2004 | 425.086 | + 126.558 | Billion Cubic Feet |
June, 2004 | 435.794 | + 10.708 | Billion Cubic Feet |
July, 2004 | 424.224 | -11.57 | Billion Cubic Feet |
August, 2004 | 404.99 | -19.234 | Billion Cubic Feet |
September, 2004 | 392.675 | -12.315 | Billion Cubic Feet |
October, 2004 | 309.909 | -82.766 | Billion Cubic Feet |
November, 2004 | 128.196 | -181.713 | Billion Cubic Feet |
December, 2004 | 55.204 | -72.992 | Billion Cubic Feet |
January, 2005 | 58.485 | + 3.281 | Billion Cubic Feet |
February, 2005 | 58.897 | + 0.412 | Billion Cubic Feet |
March, 2005 | 99.852 | + 40.955 | Billion Cubic Feet |
April, 2005 | 287.839 | + 187.987 | Billion Cubic Feet |
May, 2005 | 439.385 | + 151.546 | Billion Cubic Feet |
June, 2005 | 390.091 | -49.294 | Billion Cubic Feet |
July, 2005 | 351.375 | -38.716 | Billion Cubic Feet |
August, 2005 | 314.283 | -37.092 | Billion Cubic Feet |
September, 2005 | 359.331 | + 45.048 | Billion Cubic Feet |
October, 2005 | 339.914 | -19.417 | Billion Cubic Feet |
November, 2005 | 203.449 | -136.465 | Billion Cubic Feet |
December, 2005 | 98.681 | -104.768 | Billion Cubic Feet |
January, 2006 | 109.64 | + 10.959 | Billion Cubic Feet |
February, 2006 | 54.07 | -55.57 | Billion Cubic Feet |
March, 2006 | 131.224 | + 77.154 | Billion Cubic Feet |
April, 2006 | 331.562 | + 200.338 | Billion Cubic Feet |
May, 2006 | 419.76 | + 88.198 | Billion Cubic Feet |
June, 2006 | 372.977 | -46.783 | Billion Cubic Feet |
July, 2006 | 304.664 | -68.313 | Billion Cubic Feet |
August, 2006 | 301.606 | -3.058 | Billion Cubic Feet |
September, 2006 | 394.576 | + 92.97 | Billion Cubic Feet |
October, 2006 | 246.184 | -148.392 | Billion Cubic Feet |
November, 2006 | 158.617 | -87.567 | Billion Cubic Feet |
December, 2006 | 99.368 | -59.249 | Billion Cubic Feet |
January, 2007 | 56.863 | -42.505 | Billion Cubic Feet |
February, 2007 | 50.536 | -6.327 | Billion Cubic Feet |
March, 2007 | 219.347 | + 168.811 | Billion Cubic Feet |
April, 2007 | 273.492 | + 54.145 | Billion Cubic Feet |
May, 2007 | 497.741 | + 224.249 | Billion Cubic Feet |
June, 2007 | 436.633 | -61.108 | Billion Cubic Feet |
July, 2007 | 397.159 | -39.474 | Billion Cubic Feet |
August, 2007 | 293.738 | -103.421 | Billion Cubic Feet |
September, 2007 | 371.266 | + 77.528 | Billion Cubic Feet |
October, 2007 | 331.895 | -39.371 | Billion Cubic Feet |
November, 2007 | 140.775 | -191.12 | Billion Cubic Feet |
December, 2007 | 63.475 | -77.3 | Billion Cubic Feet |
January, 2008 | 67.359 | + 3.884 | Billion Cubic Feet |
February, 2008 | 55.775 | -11.584 | Billion Cubic Feet |
March, 2008 | 130.513 | + 74.738 | Billion Cubic Feet |
April, 2008 | 295.897 | + 165.384 | Billion Cubic Feet |
May, 2008 | 460.684 | + 164.787 | Billion Cubic Feet |
June, 2008 | 422.926 | -37.758 | Billion Cubic Feet |
July, 2008 | 430.005 | + 7.079 | Billion Cubic Feet |
August, 2008 | 442.234 | + 12.229 | Billion Cubic Feet |
September, 2008 | 398.325 | -43.909 | Billion Cubic Feet |
October, 2008 | 333.892 | -64.433 | Billion Cubic Feet |
November, 2008 | 193.236 | -140.656 | Billion Cubic Feet |
December, 2008 | 109.519 | -83.717 | Billion Cubic Feet |
January, 2009 | 78.234 | -31.285 | Billion Cubic Feet |
February, 2009 | 99.949 | + 21.715 | Billion Cubic Feet |
March, 2009 | 201.681 | + 101.732 | Billion Cubic Feet |
April, 2009 | 356.454 | + 154.773 | Billion Cubic Feet |
May, 2009 | 512.359 | + 155.905 | Billion Cubic Feet |
June, 2009 | 448.064 | -64.295 | Billion Cubic Feet |
July, 2009 | 420.802 | -27.262 | Billion Cubic Feet |
August, 2009 | 362.273 | -58.529 | Billion Cubic Feet |
September, 2009 | 351.897 | -10.376 | Billion Cubic Feet |
October, 2009 | 266.173 | -85.724 | Billion Cubic Feet |
November, 2009 | 173.011 | -93.162 | Billion Cubic Feet |
December, 2009 | 44.093 | -128.918 | Billion Cubic Feet |
January, 2010 | 62.623 | + 18.53 | Billion Cubic Feet |
February, 2010 | 37.714 | -24.909 | Billion Cubic Feet |
March, 2010 | 206.713 | + 168.999 | Billion Cubic Feet |
April, 2010 | 427.432 | + 220.719 | Billion Cubic Feet |
May, 2010 | 462.812 | + 35.38 | Billion Cubic Feet |
June, 2010 | 384.815 | -77.997 | Billion Cubic Feet |
July, 2010 | 339.158 | -45.657 | Billion Cubic Feet |
August, 2010 | 323.214 | -15.944 | Billion Cubic Feet |
September, 2010 | 410.927 | + 87.713 | Billion Cubic Feet |
October, 2010 | 407.472 | -3.455 | Billion Cubic Feet |
November, 2010 | 162.517 | -244.955 | Billion Cubic Feet |
December, 2010 | 65.997 | -96.52 | Billion Cubic Feet |
January, 2011 | 50.13 | -15.867 | Billion Cubic Feet |
February, 2011 | 81.827 | + 31.697 | Billion Cubic Feet |
March, 2011 | 167.632 | + 85.805 | Billion Cubic Feet |
April, 2011 | 312.29 | + 144.658 | Billion Cubic Feet |
May, 2011 | 457.725 | + 145.435 | Billion Cubic Feet |
June, 2011 | 420.644 | -37.081 | Billion Cubic Feet |
July, 2011 | 359.267 | -61.377 | Billion Cubic Feet |
August, 2011 | 370.18 | + 10.913 | Billion Cubic Feet |
September, 2011 | 453.548 | + 83.368 | Billion Cubic Feet |
October, 2011 | 436.748 | -16.8 | Billion Cubic Feet |
November, 2011 | 221.389 | -215.359 | Billion Cubic Feet |
December, 2011 | 90.432 | -130.957 | Billion Cubic Feet |
January, 2012 | 74.854 | -15.578 | Billion Cubic Feet |
February, 2012 | 56.243 | -18.611 | Billion Cubic Feet |
March, 2012 | 240.351 | + 184.108 | Billion Cubic Feet |
April, 2012 | 263.896 | + 23.545 | Billion Cubic Feet |
May, 2012 | 357.965 | + 94.069 | Billion Cubic Feet |
June, 2012 | 323.026 | -34.939 | Billion Cubic Feet |
July, 2012 | 263.91 | -59.116 | Billion Cubic Feet |
August, 2012 | 299.798 | + 35.888 | Billion Cubic Feet |
September, 2012 | 357.109 | + 57.311 | Billion Cubic Feet |
October, 2012 | 327.767 | -29.342 | Billion Cubic Feet |
November, 2012 | 155.554 | -172.213 | Billion Cubic Feet |
December, 2012 | 104.953 | -50.601 | Billion Cubic Feet |
January, 2013 | 71.973 | -32.98 | Billion Cubic Feet |
February, 2013 | 44.113 | -27.86 | Billion Cubic Feet |
March, 2013 | 102.52 | + 58.407 | Billion Cubic Feet |
April, 2013 | 272.168 | + 169.648 | Billion Cubic Feet |
May, 2013 | 467.693 | + 195.525 | Billion Cubic Feet |
June, 2013 | 440.521 | -27.172 | Billion Cubic Feet |
July, 2013 | 373.448 | -67.073 | Billion Cubic Feet |
August, 2013 | 373.634 | + 0.18600000000004 | Billion Cubic Feet |
September, 2013 | 420.833 | + 47.199 | Billion Cubic Feet |
October, 2013 | 339.984 | -80.849 | Billion Cubic Feet |
November, 2013 | 155.03 | -184.954 | Billion Cubic Feet |
December, 2013 | 93.744 | -61.286 | Billion Cubic Feet |
January, 2014 | 68.3 | -25.444 | Billion Cubic Feet |
February, 2014 | 104.374 | + 36.074 | Billion Cubic Feet |
March, 2014 | 134.059 | + 29.685 | Billion Cubic Feet |
April, 2014 | 322.912 | + 188.853 | Billion Cubic Feet |
May, 2014 | 528.763 | + 205.851 | Billion Cubic Feet |
June, 2014 | 506.389 | -22.374 | Billion Cubic Feet |
July, 2014 | 462.998 | -43.391 | Billion Cubic Feet |
August, 2014 | 446.869 | -16.129 | Billion Cubic Feet |
September, 2014 | 468.602 | + 21.733 | Billion Cubic Feet |
October, 2014 | 452.353 | -16.249 | Billion Cubic Feet |
November, 2014 | 200.392 | -251.961 | Billion Cubic Feet |
December, 2014 | 142.813 | -57.579 | Billion Cubic Feet |
January, 2015 | 69.913 | -72.9 | Billion Cubic Feet |
February, 2015 | 61.773 | -8.14 | Billion Cubic Feet |
March, 2015 | 182.08 | + 120.307 | Billion Cubic Feet |
April, 2015 | 404.938 | + 222.858 | Billion Cubic Feet |
May, 2015 | 540.872 | + 135.934 | Billion Cubic Feet |
June, 2015 | 430.014 | -110.858 | Billion Cubic Feet |
July, 2015 | 378.806 | -51.208 | Billion Cubic Feet |
August, 2015 | 394.156 | + 15.35 | Billion Cubic Feet |
September, 2015 | 435.394 | + 41.238 | Billion Cubic Feet |
October, 2015 | 400.879 | -34.515 | Billion Cubic Feet |
November, 2015 | 201.289 | -199.59 | Billion Cubic Feet |
December, 2015 | 138.226 | -63.063 | Billion Cubic Feet |
January, 2016 | 66.038 | -72.188 | Billion Cubic Feet |
February, 2016 | 111.437 | + 45.399 | Billion Cubic Feet |
March, 2016 | 215.369 | + 103.932 | Billion Cubic Feet |
April, 2016 | 294.423 | + 79.054 | Billion Cubic Feet |
May, 2016 | 402.385 | + 107.962 | Billion Cubic Feet |
June, 2016 | 316.418 | -85.967 | Billion Cubic Feet |
July, 2016 | 283.189 | -33.229 | Billion Cubic Feet |
August, 2016 | 285.482 | + 2.293 | Billion Cubic Feet |
September, 2016 | 350.787 | + 65.305 | Billion Cubic Feet |
October, 2016 | 386.636 | + 35.849 | Billion Cubic Feet |
November, 2016 | 177.903 | -208.733 | Billion Cubic Feet |
December, 2016 | 86.656 | -91.247 | Billion Cubic Feet |
January, 2017 | 112.505 | + 25.849 | Billion Cubic Feet |
February, 2017 | 137.031 | + 24.526 | Billion Cubic Feet |
March, 2017 | 174.88 | + 37.849 | Billion Cubic Feet |
April, 2017 | 352.299 | + 177.419 | Billion Cubic Feet |
May, 2017 | 430.352 | + 78.053 | Billion Cubic Feet |
June, 2017 | 385.572 | -44.78 | Billion Cubic Feet |
July, 2017 | 303.38 | -82.192 | Billion Cubic Feet |
August, 2017 | 353.387 | + 50.007 | Billion Cubic Feet |
September, 2017 | 419.311 | + 65.924 | Billion Cubic Feet |
October, 2017 | 378.18 | -41.131 | Billion Cubic Feet |
November, 2017 | 199.026 | -179.154 | Billion Cubic Feet |
December, 2017 | 90.71 | -108.316 | Billion Cubic Feet |
January, 2018 | 140.847 | + 50.137 | Billion Cubic Feet |
February, 2018 | 132.512 | -8.335 | Billion Cubic Feet |
March, 2018 | 164.116 | + 31.604 | Billion Cubic Feet |
April, 2018 | 255.58 | + 91.464 | Billion Cubic Feet |
May, 2018 | 488.969 | + 233.389 | Billion Cubic Feet |
June, 2018 | 436.179 | -52.79 | Billion Cubic Feet |
July, 2018 | 361.544 | -74.635 | Billion Cubic Feet |
August, 2018 | 407.139 | + 45.595 | Billion Cubic Feet |
September, 2018 | 463.813 | + 56.674 | Billion Cubic Feet |
October, 2018 | 421.566 | -42.247 | Billion Cubic Feet |
November, 2018 | 213.135 | -208.431 | Billion Cubic Feet |
December, 2018 | 190.513 | -22.622 | Billion Cubic Feet |
January, 2019 | 95.142 | -95.371 | Billion Cubic Feet |
February, 2019 | 104.352 | + 9.21 | Billion Cubic Feet |
March, 2019 | 189.689 | + 85.337 | Billion Cubic Feet |
April, 2019 | 485.598 | + 295.909 | Billion Cubic Feet |
May, 2019 | 556.916 | + 71.318 | Billion Cubic Feet |
June, 2019 | 523.071 | -33.845 | Billion Cubic Feet |
July, 2019 | 415.594 | -107.477 | Billion Cubic Feet |
August, 2019 | 453.252 | + 37.658 | Billion Cubic Feet |
September, 2019 | 528.51 | + 75.258 | Billion Cubic Feet |
October, 2019 | 461.419 | -67.091 | Billion Cubic Feet |
November, 2019 | 201.178 | -260.241 | Billion Cubic Feet |
December, 2019 | 137.798 | -63.38 | Billion Cubic Feet |
January, 2020 | 94.44 | -43.358 | Billion Cubic Feet |
February, 2020 | 98.895 | + 4.455 | Billion Cubic Feet |
March, 2020 | 236.339 | + 137.444 | Billion Cubic Feet |
April, 2020 | 436.762 | + 200.423 | Billion Cubic Feet |
May, 2020 | 521.993 | + 85.231 | Billion Cubic Feet |
June, 2020 | 442.802 | -79.191 | Billion Cubic Feet |
July, 2020 | 312.2 | -130.602 | Billion Cubic Feet |
August, 2020 | 401.382 | + 89.182 | Billion Cubic Feet |
September, 2020 | 449.59 | + 48.208 | Billion Cubic Feet |
October, 2020 | 283.12 | -166.47 | Billion Cubic Feet |
November, 2020 | 218.129 | -64.991 | Billion Cubic Feet |
December, 2020 | 94.132 | -123.997 | Billion Cubic Feet |
January, 2021 | 75.824 | -18.308 | Billion Cubic Feet |
February, 2021 | 122.356 | + 46.532 | Billion Cubic Feet |
March, 2021 | 262.155 | + 139.799 | Billion Cubic Feet |
Year | Year Open - Year Close | Year Min - Year Max | Year Average | Year Change |
---|---|---|---|---|
2021 | 75.824 - 262.155 | 75.824 - 262.155 | 153.45 | + 186.33 |
2020 | 94.44 - 94.132 | 94.132 - 521.993 | 299.15 | -0.31 |
2019 | 95.142 - 137.798 | 95.142 - 556.916 | 346.04 | + 42.66 |
2018 | 140.847 - 190.513 | 132.512 - 488.969 | 316 | + 49.67 |
2017 | 112.505 - 90.71 | 90.71 - 430.352 | 278.05 | -21.8 |
2016 | 66.038 - 86.656 | 66.038 - 402.385 | 248.06 | + 20.62 |
2015 | 69.913 - 138.226 | 61.773 - 540.872 | 303.2 | + 68.31 |
2014 | 68.3 - 142.813 | 68.3 - 528.763 | 319.9 | + 74.51 |
2013 | 71.973 - 93.744 | 44.113 - 467.693 | 262.97 | + 21.77 |
2012 | 74.854 - 104.953 | 56.243 - 357.965 | 235.45 | + 30.1 |
2011 | 50.13 - 90.432 | 50.13 - 457.725 | 285.15 | + 40.3 |
2010 | 62.623 - 65.997 | 37.714 - 462.812 | 274.28 | + 3.37 |
2009 | 78.234 - 44.093 | 44.093 - 512.359 | 276.25 | -34.14 |
2008 | 67.359 - 109.519 | 55.775 - 460.684 | 278.36 | + 42.16 |
2007 | 56.863 - 63.475 | 50.536 - 497.741 | 261.08 | + 6.61 |
2006 | 109.64 - 99.368 | 54.07 - 419.76 | 243.69 | -10.27 |
2005 | 58.485 - 98.681 | 58.485 - 439.385 | 250.13 | + 40.2 |
2004 | 59.591 - 55.204 | 47.86 - 435.794 | 262.5 | -4.39 |
2003 | 44.382 - 69.785 | 44.382 - 505.154 | 274.31 | + 25.4 |
2002 | 59.478 - 66.387 | 55.46 - 397.475 | 222.49 | + 6.91 |
2001 | 92.052 - 80.185 | 74.102 - 519.753 | 288.69 | -11.87 |
2000 | 59.132 - 65.739 | 59.132 - 372.132 | 223.69 | + 6.61 |
1999 | 58.085 - 62.854 | 58.085 - 381.067 | 216.46 | + 4.77 |
1998 | 69.328 - 82.67 | 69.328 - 432.975 | 242.06 | + 13.34 |
1997 | 68.367 - 45.482 | 45.482 - 407.266 | 233.36 | -22.89 |
1996 | 49.484 - 86.35 | 49.484 - 418.055 | 242.13 | + 36.87 |
1995 | 44.584 - 52.747 | 44.053 - 410.289 | 213.82 | + 8.16 |
1994 | 34.566 - 54.331 | 34.566 - 427.442 | 233.02 | + 19.77 |
1993 | 36.692 - 53.696 | 22.02 - 456 | 229.98 | + 17 |
1992 | 67.56 - 65.382 | 52.259 - 366.293 | 212.95 | -2.18 |
1991 | 114.877 - 124.57 | 112.436 - 319.065 | 217.36 | + 9.69 |
1990 | 93 - 69 | 69 - 326 | 202.75 | -24 |
1989 | 53 - 52 | 32 - 374 | 207.58 | -1 |
1988 | 47 - 62 | 47 - 308 | 181.25 | + 15 |
1987 | 38 - 59 | 35 - 293 | 157.17 | + 21 |
1986 | 48 - 36 | 36 - 279 | 162.67 | -12 |
1985 | 32 - 44 | 32 - 309 | 177.33 | + 12 |
1984 | 54 - 92 | 48 - 346 | 187.75 | + 38 |
1983 | 24 - 29 | 24 - 268 | 141.67 | + 5 |
1982 | 24 - 86 | 24 - 382 | 199.75 | + 62 |
1981 | 37 - 34 | 34 - 361 | 181.67 | -3 |
1980 | 21 - 34 | 21 - 298 | 158.17 | + 13 |
1979 | 20 - 51 | 20 - 348 | 191.25 | + 31 |
1978 | 21 - 32 | 21 - 357 | 189.92 | + 11 |
1977 | 17 - 40 | 17 - 336 | 192.33 | + 23 |
1976 | 15 - 21 | 15 - 273 | 146.17 | + 6 |
1975 | 220 - 38 | 38 - 220 | 136.5 | -182 |