View History:    Monthly     Annual   
Download Data (XLS File)
U.S. Ending Stocks of Isobutane (Thousand Barrels)
U.S. Ending Stocks of Isobutane (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2010 6,985 7,202 6,979 6,775 7,246 7,513 7,767 7,680 8,506 9,005 7,852 6,974
  2011 6,675 6,615 7,083 7,409 7,853 7,618 7,013 6,307 6,111 6,159 6,597 7,085
  2012 7,931 7,811 8,213 8,687 8,426 7,934 8,252 7,852 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 7,333 7,433 7,619 7,753 7,804 8,706 8,733 9,486 9,286 9,461 9,078 8,717
  2015 8,595 8,516 9,243 9,541 9,721 9,733 10,151 9,541 9,537 9,536 9,217 8,633
  2016 8,243 8,962 9,195 8,943 8,819 8,786 8,516 8,723 8,251 8,221 7,735 8,106
  2017 8,047 8,800 9,026 9,174 9,227 9,005 8,582 9,081 10,259 10,575 9,362 8,398
  2018 8,473 8,010 8,512 8,510 8,257 8,642 9,605 9,637 9,975 8,995 8,603 8,537
  2019 9,351 9,738 10,213 11,222 11,745 11,575 11,381 11,194 11,094 11,128 11,106 11,217
  2020 10,618 11,602 12,859 14,512 13,385 12,365 12,293 13,291 14,069 13,529 12,255 12,306
  2021 11,052 10,864 10,862 11,193 9,903 10,047 10,499 10,390 10,520 11,706 11,755 9,674
  2022 9,127 9,024 9,220 9,557 9,856 9,407 10,009 10,612 10,992 11,963 11,967 12,193
  2023 12,017 11,196 12,034 12,731 13,889 13,661 12,759 12,868 12,885 11,966 11,829 10,705
  2024 10,553 11,001 10,138 9,912 10,393 10,363 11,290 11,438 11,752 12,380 12,837 12,203
  2025 11,641 11,372


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 4/30/2025
Next Release Date: 5/30/2025

Referring Pages: