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Note: These data are available in spreadsheet format by clicking the ''Download Series History'' link on the previous page (with drop-down menu bar at top).
 View History:    Monthly     Annual   
Midwest (PADD II) Crude Oil Supply Adjustment (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1981 53,833 36,276 40,709 36,048 43,765 35,170 40,739 40,525 37,721 40,662 36,639 39,240
  1982 38,427 29,175 39,296 39,357 35,097 33,113 37,594 34,654 36,396 34,038 32,194 32,431
  1983 35,391 35,465 34,562 31,461 35,889 32,309 37,445 34,615 31,517 37,439 31,045 36,871
  1984 34,439 33,095 37,086 30,673 31,838 38,788 40,439 40,243 34,210 33,015 34,517 36,010
  1985 -4,319 -1,597 -270 -64 -1,492 -3,244 -1,964 -3,265 -679 230 -487 -2,209
  1986 2,143 16 -1,153 -2,432 -979 -873 1,852 987 -708 1,821 -326 5,665
  1987 -8,717 -714 520 -1,664 427 -2,274 1,360 809 600 2,023 1,065 -190
  1988 -3,215 -80 3,521 866 422 358 -713 -1,992 1,449 2,452 -622 714
  1989 -9,112 -16,738 -17,017 -13,524 -19,331 -18,592 -21,898 -24,874 -24,254 -18,255 -19,141 -18,714
  1990 -24,559 -17,259 -22,722 -18,712 -20,370 -22,432 -27,586 -29,471 -14,222 -13,641 -12,913 -12,623
  1991 1,117 959 404 231 623 632 341 759 -5,287 596 786 1,233
  1992 710 1,749 -1,536 451 4,459 -1,107 1,140 -4,026 -386 5,670 1,969 2,263
  1993 591 805 1,773 -415 2,450 -2,615 -2,444 -331 -2,068 493 -73 278
  1994 1,455 756 -1,489 302 -95 -868 -360 -448 -1,480 -141 3,493 1,324
  1995 -1,619 -1,094 2,242 2,282 285 -821 3,859 -829 1,608 3,420 773 1,987
  1996 1,212 1,555 4,019 1,347 1,531 -171 198 2,696 -1,350 2,914 797 1,299
  1997 -844 -2,852 -504 2,136 -2,529 -3,650 -2,384 378 2,460 3,244 1,940 -508
  1998 -2,263 3,506 6,320 2,189 1,036 -2,149 2,073 -2,601 -4,189 -3,167 -57 1,044
  1999 5,042 -1,568 3,315 2,186 2,234 -3,672 -3,330 -3,303 -264 -4,496 1,741 1,230
  2000 -5,077 -3,668 1,914 -458 -730 -6,095 -2,991 -7,611 -3,758 -1,294 -2,230 -788
  2001 -898 431 -1,200 1,902 -2,022 -1,113 -3,058 -3,504 1,150 4,981 1,044 945
  2002 340 -85 3,278 -4,209 -1,321 2,686 -1,838 1,599 937 -374 7,768 4,935
  2003 -4,065 1,709 4,434 4,779 -3,698 -8,372 -3,945 -7,048 100 1,808 1,882 -1,885
  2004 -2,112 643 -12,562 3,619 -2,387 374 -2,788 -4,431 -5,032 -3,533 -830 -41
  2005 -3,140 -2,481 1,017 -2,773 1,364 -1,127 988 -1,868 -2,869 6,728 11,333 1,235
  2006 760 5,675 2,886 4,350 1,398 -67 3,682 -2,873 3,141 3,381 -1,530 3,111
  2007 4,348 1,817 1,962 -34 494 -1,843 119 -3,586 1,970 -1,951 559 -1,762
  2008 1,941 -2,656 2,159 925


Updated on 6/26/2008
Source: U.S. Energy Information Administration
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