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Refining District Appalachian No. 1 Refinery and Blender Net Production of Isobutane-Isobutylene(Thousand Barrels)
Refining District Appalachian No. 1 Refinery and Blender Net Production of Isobutane-Isobutylene(Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1995 -5 -3 -5 -7 -7 -7 -12 -12 -8 -5 -3 -2
  1996 0 -1 -11 -10 -10 -12 -1 -1 4 -6 2 0
  1997 0 0 -4 -12 -3 -3 -3 -1 -4 -2 0 -2
  1998 -1 -1 0 3 -10 -10 -7 -16 -8 -5 0 0
  1999 0 -2 -1 -5 -3 -5 -12 -6 -3 -1 -3 -2
  2000 2 -3 -1 1 -5 2 -5 0 -1 8 -5 -2
  2001 -2 0 -2 -1 -2 -6 -1 -1 3 -7 -9 -6
  2002 -4 -2 -8 -11 -4 -9 -10 -9 -9 -2 -4 6
  2003 -6 1 -3 5 4 4 -2 -1 -1 1 -3 2
  2004 -1 -2 1 -2 -6 -1 -1 -3 1 -8 7
  2005 -6 -4 1 -4 1 -2 -3 -2 -1 2
  2006 3 -5 -5 2 -1 -4 -1 -4 -1
  2007 1 1 -5 -8 2 4 5 -6 -1 -5 -4
  2008 -6 1 3 16 12 7 1 -2 -3 -2
  2009 -3 1 -10 1 1 -2 -2 -2

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 10/29/2009
Next Release Date: Last Week of November 2009

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