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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   
U.S. Pentanes Plus Ending Stocks (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1981 11,009 10,332 9,033 8,109 7,140 7,025 6,173 7,698 8,062 8,233 8,942 9,393
  1982 10,745 11,471 11,035 9,961 9,195 7,957 7,615 6,792 6,959 6,237 6,276 6,002
  1983 5,315 6,030 5,736 5,534 5,344 6,255 6,405 6,369 6,243 6,377 6,086 6,312
  1984 8,374 8,093 7,985 8,942 10,047 10,513 10,897 10,305 9,811 8,538 7,993 7,597
  1985 6,799 7,397 7,655 7,590 6,950 7,259 7,944 7,907 7,512 7,360 7,839 8,177
  1986 7,727 8,164 7,179 7,158 8,305 9,258 9,948 8,474 8,077 8,770 7,239 6,874
  1987 6,810 7,290 6,832 7,329 7,733 8,564 8,855 8,291 8,421 7,868 7,550 7,025
  1988 6,402 6,601 7,336 8,257 8,430 9,118 9,561 9,736 9,880 9,155 7,706 6,649
  1989 5,896 6,044 6,216 7,108 7,915 8,161 9,067 10,434 9,905 9,695 9,362 8,576
  1990 8,011 7,249 7,258 7,114 7,284 7,757 8,707 9,032 7,801 7,160 6,763 6,130
  1991 5,603 5,945 6,274 6,862 7,714 9,256 8,351 9,114 8,526 8,154 7,323 7,290
  1992 6,476 6,001 6,939 8,007 8,107 7,865 8,463 9,329 10,700 10,080 9,613 9,105
  1993 8,453 7,763 8,455 9,747 10,536 10,985 11,908 13,358 13,417 12,780 11,642 10,581
  1994 9,244 8,126 7,869 8,548 9,218 9,812 10,010 10,934 11,438 10,913 9,301 8,572
  1995 8,699 7,566 7,536 7,722 6,998 7,622 8,516 8,411 7,521 7,342 8,219 7,126
  1996 5,554 5,264 5,715 5,505 6,985 7,812 8,926 9,056 8,621 7,605 6,433 6,366
  1997 5,566 5,697 5,853 5,975 7,425 7,791 8,209 8,049 7,769 6,933 6,596 5,715
  1998 6,852 7,240 6,938 6,688 7,064 7,687 8,129 9,390 10,024 9,427 9,127 8,678
  1999 8,525 9,248 9,724 10,264 10,698 9,269 8,801 9,093 8,835 8,146 5,729 5,382
  2000 4,942 4,499 5,239 6,852 7,656 6,325 6,757 7,405 6,341 5,872 4,951 5,178
  2001 5,024 5,303 7,539 7,934 8,441 8,549 9,231 9,317 9,213 7,268 8,154 7,372
  2002 7,066 6,278 5,826 6,695 8,411 9,179 9,336 9,693 9,749 8,437 7,261 7,577
  2003 7,063 5,612 6,352 6,394 7,287 8,182 8,264 9,167 9,599 9,181 9,107 6,416
  2004 6,567 5,486 5,849 7,133 8,559 7,502 9,449 9,758 8,269 7,039 7,120 7,285
  2005 8,157 7,912 8,398 8,887 9,591 11,508 11,305 9,582 10,318 9,538 9,229 8,050
  2006 8,507 9,508 8,756 11,582 13,035 12,330 13,542 14,691 16,868 14,652 13,510 12,017
  2007 12,051 10,697 11,269 10,392 11,154 10,917 11,821 14,197 12,086 12,364 12,154 10,278
  2008 9,796 8,460 9,094 11,707 11,716


Updated on 7/23/2008
Source: U.S. Energy Information Administration
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