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Note: These data are available in spreadsheet format by clicking the ''Download Series History'' link on the previous page (with drop-down menu bar at top).
 View History:    Monthly     Annual   
West Coast (PADD 5) Ethane-Ethylene Stock Change (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1981 0 0 0 0 0 0 0 0 0 0 0 0
  1982 0 0 0 0 0 4 -3 -1 0 0 0 0
  1983 0 0 0 0 0
  1984 0 0 0 1 -1 0 0 0 0 0 0 0
  1985 0 0 0 0 0 0 0 0 0 0 0 0
  1986 0 0 0 0 0 0 0 0 0 0 0 0
  1987 0 0 0 0 0 0 0 0 14 -14 0 0
  1988 0 0 0 0 0 0 0 0 0 0 0 0
  1989 0 0 0 0 0 0 0 0 0 0 0 0
  1990 0 0 0 0 0 0 0 0 0 0 1 -1
  1991 0 1 -1 0 0 0 0 0 0 0 0 0
  1992 0 0 0 0 0 0 0 0 0 0 0 0
  1999 5 1 -6 7 -7
  2000 1 -1 1 -1 1 -1 1 -1
  2001 1 -1 1 -1 1 -1
  2002 1
  2004 42 -42
  2005 -1

Updated on 6/26/2008
Source: U.S. Energy Information Administration
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