View History:    Monthly     Annual   
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U.S. Refinery and Blender Net Input of Isobutane (Thousand Barrels)
U.S. Refinery and Blender Net Input of Isobutane (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2009 5,592 4,470 5,566 5,819 6,465 6,265 5,963 6,119 5,608 5,804 5,858 6,056
  2010 4,770 3,971 4,414 5,009 5,804 5,596 5,522 5,466 4,756 5,024 5,077 5,582
  2011 5,146 4,351 5,540 5,424 5,774 6,071 5,974 6,296 5,929 6,149 6,029 5,245
  2012 4,688 5,033 5,443 6,006 6,027 6,725 6,586 6,248 5,887 6,361 5,808 5,616
  2013 5,451 4,784 5,846 5,256 5,542 6,021 6,479 6,345 6,417 6,116 5,872 6,065
  2014 5,517 5,018 6,170 5,902 6,676 6,407 6,687 6,374 6,217 6,157 6,393 6,307
  2015 5,640 4,963 5,385 5,329 6,102 6,483 6,342 6,919 6,861 6,151 6,700 6,569
  2016 6,375 5,741 6,532 6,380 6,345 6,355 6,863 6,862 6,660 6,607 6,930 6,660
  2017 6,505 5,405 5,880 6,196 7,034 6,559 6,944 6,889 6,401 6,500 6,253 6,794
  2018 5,862 6,258 7,213 7,101 7,006 6,583 6,212 7,120 6,397 6,755 6,514 6,846
  2019 6,528 5,998 6,815 6,233 6,658 6,543 6,666 7,062 6,718 6,768 6,698 6,574
  2020 6,727 5,997 6,225 4,236 5,231 6,263 6,899 6,335 6,016 6,124 5,785 5,411
  2021 5,573 4,323 5,561 5,153 6,443 6,329 6,707 6,756 5,535 6,262 6,409 6,620
  2022 6,013 5,523 6,427 6,746 7,075 6,868 7,263 7,221 7,114 6,998 7,119 6,751
  2023 6,801 6,221 6,984 6,590 7,164 7,029 7,123 7,249 6,631 7,151 6,914 7,553
  2024 6,973


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 3/29/2024
Next Release Date: 4/30/2024

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