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Gulf Coast (PADD 3) Isobutane-Isobutylene Ending Stocks (Thousand Barrels)
Gulf Coast (PADD 3) Isobutane-Isobutylene Ending Stocks (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1981 6,642 6,913 6,984 7,330 7,373 7,018 7,018 6,987 6,553 6,968 7,019 6,660
  1982 5,689 5,843 5,072 4,747 5,615 5,703 6,116 6,287 6,945 6,955 6,891 5,972
  1983 4,462 4,893 5,242 5,935 6,355 7,883 7,623 7,368 6,919 8,049 7,966 7,418
  1984 7,037 7,173 6,714 6,475 6,529 7,356 7,076 6,894 6,830 7,110 6,542 6,503
  1985 6,028 5,173 5,904 5,501 5,659 5,844 5,660 5,503 5,198 5,496 5,034 5,082
  1986 4,668 4,840 5,081 5,258 5,461 6,361 7,188 8,255 7,944 7,541 7,460 6,132
  1987 5,642 4,876 4,701 5,224 6,353 4,917 4,685 5,327 6,926 7,347 7,201 7,327
  1988 6,455 6,056 6,097 6,195 6,286 6,808 6,826 7,295 6,897 6,926 6,421 5,197
  1989 4,789 5,411 6,282 6,394 6,528 5,785 5,771 5,534 5,789 5,791 5,409 5,210
  1990 3,758 4,795 5,300 5,572 6,080 6,615 6,453 7,380 7,595 8,042 7,471 6,700
  1991 6,019 6,080 5,556 5,556 5,869 6,341 5,844 6,750 6,333 6,438 5,784 4,909
  1992 7,182 5,047 5,271 5,344 5,509 4,621 4,505 5,887 6,927 7,577 7,735 7,335
  1993 7,364 7,163 7,092 7,171 9,098 9,501 9,759 9,052 9,078 8,506 7,405 6,790
  1994 6,664 6,873 6,800 6,619 6,531 6,649 5,281 5,542 6,717 6,729 6,495 5,290
  1995 5,378 4,793 4,581 5,182 5,772 5,723 6,358 6,039 4,825 4,617 4,458 4,183
  1996 3,994 3,857 4,305 4,410 4,267 4,978 5,729 6,014 5,496 6,039 4,934 4,986
  1997 4,602 3,774 3,967 4,393 4,663 4,806 5,598 6,118 6,151 5,791 5,232 5,104
  1998 5,801 5,197 5,666 5,592 6,071 5,922 5,573 5,532 5,408 5,234 5,131 4,777
  1999 4,728 4,846 4,929 5,221 5,345 5,406 4,917 4,590 4,354 4,705 4,262 3,800
  2000 3,434 3,342 3,141 3,227 3,621 4,461 5,055 5,030 4,715 4,028 3,543 3,202
  2001 3,397 3,701 4,145 3,994 5,025 4,851 4,276 4,981 5,060 4,773 4,410 3,742
  2002 3,512 4,456 4,546 5,042 4,753 4,368 4,335 4,459 4,559 4,493 4,547 4,140
  2003 3,415 3,360 2,963 3,189 3,702 3,920 3,982 4,054 4,455 5,564 4,429 3,604
  2004 3,250 3,078 3,845 3,981 3,532 3,085 3,742 4,002 3,926 3,231 3,356 3,401
  2005 3,732 3,985 3,714 4,240 4,554 3,855 4,023 4,610 4,135 4,568 4,709 3,963
  2006 3,919 3,971 4,793 5,165 6,068 5,249 4,239 4,167 4,002 4,295 4,439 3,207
  2007 3,564 3,970 3,832 4,443 4,876 4,813 4,516 4,299 4,605 5,512 4,585 3,642
  2008 3,694 4,270 4,527 5,061 5,416 5,300

Release Date: 8/26/2008
Next Release Date: Last Week of September 2008

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