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U.S. Percent of Total Petroleum Stocks Held in SPR (Percent)
U.S. Percent of Total Petroleum Stocks Held in SPR (Percent)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1977 0.2 0.4 0.6
  1978 0.9 1.2 1.6 1.9 2.2 2.5 2.9 3.4 3.7 4.1 4.6 5.2
  1979 5.9 6.8 7.2 7.2 7.4 7.3 7.2 7.1 7.0 6.9 6.8 6.8
  1980 6.7 6.8 6.8 6.7 6.6 6.5 6.4 6.3 6.4 6.8 7.1 7.7
  1981 8.1 8.4 8.6 9.5 10.4 11.4 12.0 12.7 13.5 14.5 14.8 15.5
  1982 16.2 16.9 17.9 19.0 19.4 19.4 19.2 19.4 19.7 19.9 19.9 20.5
  1983 20.7 21.4 22.7 23.1 23.5 23.7 23.9 24.1 24.3 24.4 24.6 26.1
  1984 26.9 26.5 27.1 27.2 27.0 27.5 28.0 28.7 28.5 28.3 28.5 28.9
  1985 30.3 31.5 31.6 31.6 31.3 31.5 31.9 32.6 32.6 32.8 32.3 32.5
  1986 32.2 32.7 33.4 33.7 33.2 32.5 32.0 31.9 31.3 31.5 31.6 32.1
  1987 32.5 33.1 33.4 33.9 34.1 34.1 34.0 33.4 33.3 33.3 32.9 33.6
  1988 34.0 34.5 34.9 34.7 34.0 34.1 33.8 34.0 34.1 34.1 34.2 35.0
  1989 34.7 35.2 36.1 35.6 35.2 35.6 34.8 34.8 34.6 34.9 34.8 36.7
  1990 35.6 35.5 35.5 35.6 35.1 34.8 34.3 34.7 34.7 35.2 35.4 36.1
  1991 36.9 37.0 36.5 36.0 35.0 34.8 34.8 34.5 34.2 34.6 34.5 35.2
  1992 35.3 35.8 36.2 35.9 35.5 35.5 35.2 35.2 34.9 35.0 35.1 36.1
  1993 35.5 35.9 36.3 36.0 35.3 35.0 34.7 34.9 35.2 34.7 34.8 35.6
  1994 36.2 37.0 37.3 37.2 36.7 36.4 35.8 35.7 35.1 35.4 35.1 35.8
  1995 36.0 36.8 37.0 36.9 36.7 36.8 36.4 36.7 36.5 36.8 36.9 37.9
  1996 38.3 39.4 39.8 39.1 38.6 37.8 37.6 37.4 37.0 37.3 37.4 37.5
  1997 37.5 38.0 37.3 37.1 36.1 35.8 36.1 35.9 35.4 35.3 35.2 36.1
  1998 35.9 35.9 35.5 34.9 34.1 34.1 33.9 33.8 34.1 34.2 34.0 34.7
  1999 34.8 35.0 35.3 35.2 34.6 35.0 35.0 35.5 35.6 36.1 36.2 38.0
  2000 38.5 38.8 38.6 37.8 37.5 37.3 37.0 37.3 37.4 37.5 36.4 36.8
  2001 36.6 36.8 36.5 35.6 34.9 34.8 34.7 35.1 34.5 34.6 34.5 34.7
  2002 34.9 35.5 35.7 35.7 35.5 35.7 35.9 36.5 37.3 37.5 37.8 38.7
  2003 39.8 41.0 40.6 40.1 39.3 39.0 39.0 39.3 39.1 39.4 39.6 40.7
  2004 41.2 41.5 41.5 41.6 41.1 40.6 40.4 40.4 40.8 40.9 40.6 41.1
  2005 41.3 41.0 41.4 40.7 40.1 40.0 40.1 40.8 40.7 39.9 39.6 40.3
  2006 39.9 39.8 40.6 40.5 40.0 39.8 39.5 39.0 38.5 38.9 39.5 40.0
  2007 39.9 41.3 41.0 40.7 40.0 39.9 39.8 40.2 40.4 40.6 41.2 41.9
  2008 41.7 42.0 42.3 42.1 42.1 41.9 41.6 41.3 41.2 41.0 40.5 40.4
  2009 39.9 39.7 39.5 39.6 39.4 39.3 39.1 39.5 39.2 39.7 40.0 40.9
  2010 40.8 40.9 40.8 40.3 39.8 39.5 39.2 39.1 39.1 39.4 39.8 40.5
  2011 40.2 40.8 40.9 40.8 40.2 40.2 39.6 38.8 39.1 39.3 39.3 39.8
  2012 39.3 39.4 39.1 39.2 38.8 38.5 38.5 38.6 38.2 38.4 38.4 38.5
  2013 38.4 38.9 38.8

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 5/30/2013
Next Release Date: Last Week of June 2013

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