View History:    Monthly     Annual   
Download Data (XLS File)
U.S. SPR Stocks as Days of Supply of Total Petroleum Net Imports (Days)
U.S. SPR Stocks as Days of Supply of Total Petroleum Net Imports (Days)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1970's 1 8 11
  1980's 17 43 68 88 96 115 94 91 85 81
  1990's 82 86 83 77 73 75 67 62 59 57
  2000's 52 50 57 57 56 55 56 58 63 75
  2010's 77 82 94 112 136 148 145 176 277 948
  2020's --


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 9/30/2021
Next Release Date: 8/31/2022

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