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Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery and Blender Net Production of Isobutane-Isobutylene (Thousand Barrels per Day)
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery and Blender Net Production of Isobutane-Isobutylene (Thousand Barrels per Day)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1993 0 1 0 1 0 0 0 0 1 0 0
  1994 0 0 -1 1 0 0 0 0 0 0 0 2
  1995 0 1 0 -1 1 0 0 1 0 0 -1 0
  1996 0 1 0 0 0 0 0 -1 0 0 1 0
  1997 -1 -1 0 1 0 -1 1 0 0 0 -1 -1
  1998 -1 -2 -1 -1 -1 0 0 -1 -2 0 -1 -1
  1999 0 0 -1 0 0 1 0 0 -1 -1 -1
  2000 -1 0 0 0 -1 -1 0 0 0 0 0 0
  2001 0 -1 0 -1 -2 -1 -1 -1 -1 -1 0 0
  2002 0 0 -1 -1 -1 -1 -1 0 -1 0 -1 0
  2003 0 0 1 -1 -1 -1 1 -1 0 -1 -1 0
  2004 1 0 -1 -1 -1 -1 -1 -1 0 -1 1 0
  2005 0 0 0 0 -1 -1 -1 -1 -1 -1 0 0
  2006 0 0 0 -1 0 0 0 0 0 0 -1 -1
  2007 -1 0 1 2 0 0 0 -1 0 0 0 0
  2008 0 0 0 0 0 0 0 0 0 0 0 0
  2009 0 1 0 1 0 0 0 0 0 0 0 0
  2010 0 0 0 -1 0 -1 1 0 -1 0 0 0
  2011 -1 0 0 -2 0 0 0 0 -1 1 0 0
  2012 0 0 0 0 0 0 0 0 0 0 0 0
  2013 0 0 0 0 -1 -1 0 -1 0 0 0 0
  2014 0 0 0 0 12 2 -16


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 9/29/2014
Next Release Date: Last Week of October 2014

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