View History:    Monthly     Annual   
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Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery and Blender Net Input of Isobutane-Isobutylene (Thousand Barrels per Day)
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery and Blender Net Input of Isobutane-Isobutylene (Thousand Barrels per Day)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1993 4 5 3 1 2 3 3 4 3 5 4 4
  1994 4 3 3 3 2 3 4 3 2 3 3 4
  1995 3 4 2 2 2 2 2 3 2 2 3 3
  1996 3 2 2 2 3 2 2 1 2 3 3 2
  1997 2 2 2 2 2 2 2 2 2 2 2 2
  1998 0 1 1 1 0 0 1 0 1 2 2 1
  1999 1 1 2 2 2 2 2 2 2 2 1 1
  2000 1 1 2 1 1 2 2 2 1 1 1 1
  2001 2 2 2 2 2 2 2 2 2 2 2 2
  2002 3 3 2 2 2 2 2 2 2 2 2 2
  2003 2 2 2 2 2 2 2 2 0 1 2 2
  2004 2 2 3 2 2 2 2 2 2 2 3 3
  2005 2 2 2 2 2 2 3 3 2 2 2 1
  2006 2 2 2 2 1 2 2 2 2 1 1 1
  2007 1 2 2 2 2 2 2 2 2 2 1 1
  2008 1 1 2 2 2 2 2 2 1 1 1 1
  2009 1 1 1 1 1 1 2 2 2 1 1 2
  2010 1 1 1 1 0 2 2 2 2 2 2 1
  2011 1 0 0 2 2 2 2 1 2 2 1 1
  2012 2 1 1 1 1 1 1 1 1 1 1 1
  2013 1 1 1 1 1 1 1 1 2 1 1 1
  2014 1 1 1 2 2


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 7/30/2014
Next Release Date: Last Week of August 2014

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