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U.S. Refinery Stocks of Propylene (Thousand Barrels)
U.S. Refinery Stocks of Propylene (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2010 1,144 947 1,125 1,349 1,572 1,607 1,623 2,592 2,440 1,952 1,769 1,688
  2011 1,370 1,547 1,467 1,190 1,810 1,624 1,646 1,868 2,208 2,000 1,813 1,700
  2012 1,405 1,264 1,195 1,497 1,494 1,564 1,760 2,014 2,242 1,093 1,973 1,740
  2013 1,259 1,143 1,273 1,551 1,427 1,469 1,465 1,557 1,750 1,345 1,508 1,210
  2014 903 1,152 1,094 1,228 1,164 1,084 1,091 1,501 2,475 2,318 2,480 1,984
  2015 1,388 1,377 1,348 1,258 1,596 1,837 1,814 2,170 1,667 1,895 1,852 1,889
  2016 1,684 1,562 1,590 1,829 2,035 2,272 2,465 2,615 2,597 2,788 2,583 2,345
  2017 2,177 1,037 1,352 1,167 1,373 1,252 1,753 1,862 1,739 2,035 2,075 2,070
  2018 1,710 1,252 1,021 1,266 1,336 1,284 1,681 1,720 1,880 1,703 1,689 1,790
  2019 1,402 1,469 1,697 1,746 1,807 1,773 1,941 2,181 2,659 2,050 2,009 1,673
  2020 1,624 1,297 1,520 1,434 1,371 1,514 1,405 1,591 1,516 1,367 1,269 1,487
  2021 1,164 1,010 1,070 1,092 1,106 1,186 1,225 1,141 1,320 1,429 1,541 1,397
  2022 1,204 1,178 1,071 991 1,094 1,228 1,229 1,091 1,083 1,027 1,168 1,338
  2023 963 845 1,145 1,279 1,146 1,138 1,233 1,199 1,218 1,345 1,526 909
  2024 809 746 907 1,052 1,154 1,364 1,286 1,342 1,351 1,510 1,451 1,375
  2025 1,144 849 1,137 899 1,066 1,214 1,229 1,368

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 10/31/2025
Next Release Date: 11/28/2025

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