View History:    Monthly     Annual   
Download Data (XLS File)
Midwest (PADD 2) Normal Butane-Butylene Stocks at Refineries (Thousand Barrels)
Midwest (PADD 2) Normal Butane-Butylene Stocks at Refineries (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1993 774 695 971 1,219 1,332 1,577 1,826 2,012 1,910 1,563 1,183 1,387
  1994 1,096 571 843 1,022 1,092 1,239 1,653 1,917 2,247 2,103 1,706 1,410
  1995 989 650 728 1,019 1,341 1,558 1,788 2,224 2,808 2,139 1,820 1,154
  1996 747 567 721 884 1,239 1,534 1,863 2,410 2,684 2,184 1,490 1,334
  1997 969 822 698 789 1,218 1,631 1,881 2,548 2,642 1,985 1,496 1,122
  1998 1,045 881 665 1,199 1,699 2,210 2,556 3,027 2,982 2,304 1,835 1,467
  1999 1,207 919 1,006 1,303 1,833 2,207 2,526 3,219 3,173 2,603 1,920 1,244
  2000 992 681 844 1,141 1,769 2,306 2,734 3,116 3,042 2,792 2,475 1,986
  2001 1,263 892 783 1,139 1,589 1,983 2,563 3,376 3,264 2,838 2,001 1,494
  2002 1,059 715 708 1,069 1,728 2,285 3,123 3,865 3,852 3,198 2,069 1,479
  2003 879 638 626 982 1,603 2,120 2,595 2,939 2,861 2,625 2,140 1,617
  2004 1,231 749 828 1,430 1,818 2,062 2,432 2,762 2,932 2,253 1,890 1,497
  2005 974 947 836 1,135 1,480 1,889 2,345 2,724 2,544 2,033 1,737 1,303
  2006 1,163 1,041 950 1,554 1,846 2,134 2,343 2,605 2,557 2,478 1,902 1,495
  2007 1,291 988 852 1,433 1,854 2,004 2,090 2,425 2,402 2,195 1,759 1,490
  2008 1,634 1,002 923 1,155 1,359 1,606 1,974 2,311 2,054 2,037 1,691 1,566
  2009 1,168 922 675 1,052 1,433 1,763 2,047 2,407 2,289 1,911 1,257 1,236
  2010 1,327 941 933 1,297 1,552 1,875 2,019 2,560 2,429 2,291 2,028 1,911
  2011 1,401 1,180 1,199 1,298 1,534 1,772 2,103 2,597 2,463 2,013 1,589 1,472
  2012 1,556 1,103 987 1,378 1,606 1,783 2,132 2,791 2,785 2,614 2,392 1,819
  2013 1,412 1,025 986 1,362 1,762 2,235 2,756 3,315 3,323 2,943 2,280 1,783
  2014 1,472 1,173 1,091 1,489 1,770 2,221 3,073 3,576 3,540 3,554 2,827 2,261
  2015 1,889 1,176 1,044 1,353 2,033 2,336 2,461 3,055 3,278 3,056 2,615 2,263
  2016 1,594 1,414 1,023 1,236 1,579 2,041 2,543 3,183 3,028 2,924 2,555 2,293
  2017 1,376 1,106 1,305 1,593 1,798 2,186 2,179 2,398 2,267 2,272 1,633 1,459
  2018 1,397 1,062 1,069 1,356 1,673 1,870 1,997 2,411 2,387 1,924 1,572 1,492
  2019 1,400 791 1,000 1,243 1,616 2,070 2,292 2,427 2,571 2,371 1,710 1,564
  2020 1,333 1,353 1,283 1,421 1,752 2,044 2,271 2,443 2,567 2,552 2,332 2,052
  2021 1,394 1,076 913 1,043 1,688 1,694 1,973 2,320 2,209 1,961 1,919 1,936
  2022 -- -- -- -- -- -- -- -- -- -- -- --

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 2/28/2023
Next Release Date: 3/31/2023

Referring Pages: