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Refining District Minnesota-Wisconsin-North Dakota-South Dakota Gas Plant Production of Isobutane-Isobutylene (Thousand Barrels)
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Gas Plant Production of Isobutane-Isobutylene (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1993 2
  2008 13 11 12 13 14 13 12 14 12 15 14 8
  2009 13 12 13 14 15 15 15 16 15 18 17 23
  2010 19 16 22 22 24 22 27 23 27 25 26 24
  2011 34 30 34 34 27 27 29 27 28 28 30 32
  2012 25 44 47 42 53 53 51 57 57 62 61 71
  2013 70 68


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 4/29/2013
Next Release Date: Last Week of May 2013

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