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U.S. Ending Stocks of Isobutane-Isobutylene (Thousand Barrels) | ||||||||
Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1981 | 9,578 | 9,748 | 9,487 | 9,939 | 9,796 | 9,666 | 9,767 | 9,464 | 9,215 | 9,113 | 9,109 | 8,738 |
1982 | 8,080 | 8,270 | 7,596 | 7,064 | 7,452 | 7,378 | 7,662 | 8,059 | 8,671 | 9,191 | 9,254 | 8,298 |
1983 | 7,044 | 7,095 | 7,434 | 8,409 | 8,896 | 10,601 | 10,879 | 10,220 | 10,002 | 10,910 | 10,539 | 9,719 |
1984 | 9,705 | 9,933 | 9,423 | 9,150 | 9,206 | 9,971 | 9,553 | 9,318 | 9,328 | 9,563 | 8,962 | 8,987 |
1985 | 8,573 | 7,621 | 7,873 | 7,508 | 7,743 | 7,782 | 7,518 | 7,273 | 6,850 | 7,312 | 7,074 | 7,313 |
1986 | 6,826 | 6,877 | 7,186 | 7,907 | 7,913 | 8,750 | 9,628 | 10,473 | 10,358 | 9,982 | 10,159 | 8,526 |
1987 | 7,823 | 6,898 | 6,749 | 6,962 | 8,231 | 6,995 | 7,029 | 7,707 | 9,493 | 10,135 | 10,208 | 10,499 |
1988 | 9,424 | 8,720 | 8,681 | 9,057 | 8,795 | 9,240 | 9,719 | 10,145 | 10,613 | 10,284 | 9,664 | 8,031 |
1989 | 7,571 | 7,883 | 8,650 | 8,872 | 9,322 | 8,739 | 8,905 | 8,898 | 9,176 | 9,119 | 8,858 | 8,070 |
1990 | 6,773 | 7,486 | 8,042 | 8,419 | 9,488 | 10,102 | 10,177 | 10,946 | 11,582 | 11,449 | 10,923 | 9,798 |
1991 | 9,080 | 9,086 | 8,997 | 8,543 | 8,749 | 9,405 | 8,986 | 9,954 | 9,823 | 9,758 | 8,977 | 8,035 |
1992 | 10,360 | 8,364 | 8,805 | 8,966 | 9,145 | 8,086 | 7,799 | 8,961 | 10,546 | 11,341 | 11,358 | 10,781 |
1993 | 10,587 | 10,427 | 10,817 | 11,455 | 13,342 | 13,708 | 14,109 | 13,390 | 13,615 | 12,677 | 10,970 | 10,237 |
1994 | 10,027 | 10,480 | 10,818 | 10,258 | 9,837 | 9,837 | 9,202 | 10,166 | 11,209 | 10,404 | 9,340 | 8,043 |
1995 | 7,956 | 7,363 | 7,551 | 8,114 | 8,774 | 9,010 | 9,643 | 9,863 | 8,941 | 8,607 | 7,573 | 7,201 |
1996 | 6,549 | 6,268 | 6,666 | 7,221 | 7,109 | 8,016 | 8,961 | 9,452 | 8,934 | 9,297 | 7,898 | 7,694 |
1997 | 7,071 | 6,143 | 6,068 | 6,971 | 7,975 | 8,521 | 9,190 | 9,506 | 9,823 | 9,173 | 8,417 | 8,156 |
1998 | 8,492 | 8,300 | 8,903 | 8,854 | 9,030 | 9,253 | 8,917 | 9,366 | 9,265 | 8,329 | 7,730 | 7,268 |
1999 | 7,046 | 7,242 | 7,146 | 7,536 | 7,802 | 7,803 | 8,074 | 7,565 | 7,218 | 7,339 | 6,862 | 6,185 |
2000 | 5,630 | 5,614 | 5,460 | 5,651 | 6,040 | 7,131 | 8,109 | 8,184 | 7,634 | 6,813 | 6,116 | 5,851 |
2001 | 5,704 | 5,787 | 6,395 | 6,372 | 7,642 | 7,616 | 7,244 | 7,880 | 7,904 | 7,335 | 6,712 | 5,940 |
2002 | 5,801 | 6,806 | 7,097 | 7,808 | 7,788 | 7,399 | 7,258 | 7,512 | 7,571 | 7,507 | 7,128 | 6,545 |
2003 | 6,164 | 6,043 | 5,686 | 5,887 | 6,134 | 7,003 | 6,862 | 6,957 | 7,632 | 8,710 | 7,567 | 6,177 |
2004 | 5,797 | 5,476 | 6,695 | 6,856 | 6,565 | 6,124 | 6,811 | 7,316 | 7,774 | 5,877 | 6,090 | 6,112 |
2005 | 6,384 | 6,729 | 6,498 | 7,205 | 7,442 | 6,735 | 6,959 | 7,736 | 7,080 | 7,667 | 7,479 | 6,592 |
2006 | 6,642 | 6,747 | 7,620 | 8,221 | 9,441 | 8,737 | 7,758 | 7,683 | 7,480 | 7,577 | 7,773 | 6,372 |
2007 | 6,361 | 6,968 | 7,177 | 7,965 | 8,662 | 8,634 | 8,700 | 8,366 | 8,911 | 9,468 | 8,155 | 6,854 |
2008 | 6,930 | 7,026 | 7,737 | 8,155 | 8,514 | 8,453 | 8,300 | 8,929 | 9,095 | 8,156 | 7,128 | 7,104 |
2009 | 7,352 | 7,984 | 7,389 | 7,165 | 7,238 | 6,997 | 6,928 | 7,048 | 6,849 | 7,368 | 6,896 | 6,888 |
2010 | 6,985 | 7,270 | 7,006 | 6,845 | 7,277 | 7,553 | 7,767 | 7,722 | 8,556 | 9,041 | 7,891 | 7,056 |
2011 | 6,784 | 6,694 | 7,147 | 7,439 | 7,903 | 7,642 | 7,028 | 6,337 | 6,145 | 6,169 | 6,633 | 7,129 |
2012 | 7,975 | 7,935 | 8,336 | 8,752 | 8,520 | 7,986 | 8,273 | 7,921 | 8,320 | 8,797 | 9,139 | 8,568 |
2013 | 8,563 | 8,859 | 9,005 | 10,103 | 10,632 | 10,051 | 9,944 | 9,975 | 10,538 | 8,838 | 8,463 | 7,771 |
2014 | 7,376 | 7,492 | 7,619 | 7,753 | 7,804 | 8,706 | 8,733 | 9,486 | 9,286 | 9,461 | 9,078 | 8,717 |
2015 | 8,595 | 8,529 | 9,243 | 9,541 | 9,721 | 9,733 | 10,151 | 9,541 | 9,537 | 9,536 | 9,217 | 8,633 |
2016 | 8,260 | 8,997 | 9,230 | 8,992 | 8,877 | 8,856 | 8,581 | 8,753 | 8,320 | 8,257 | 7,735 | 8,130 |
2017 | 8,088 | 8,822 | 9,068 | 9,209 | 9,249 | 9,044 | 8,652 | 9,110 | 10,291 | 10,612 | 9,413 | 8,428 |
2018 | 8,490 | 8,010 | 8,513 | 8,537 | 8,296 | 8,712 | 9,669 | 9,719 | 10,086 | 9,085 | 8,688 | 8,672 |
2019 | 9,482 | 9,870 | 10,371 | 11,298 | 11,789 | 11,616 | 11,414 | 11,214 | 11,120 | 11,128 | 11,107 | 11,237 |
2020 | 10,684 | 11,657 | 12,877 | 14,531 | 13,395 | 12,365 | 12,293 | 13,340 | 14,087 | 13,563 | 12,303 | 12,348 |
2021 | 11,083 | 10,889 | 10,989 | 11,240 | 9,959 | 10,085 | 10,589 | 10,461 | 10,553 | 11,826 | 11,868 | 9,719 |
2022 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
2023 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
2024 | -- | -- | -- | -- | -- | |||||||
- = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
Release Date: 7/31/2024 |
Next Release Date: 8/30/2024 |