View History:    Monthly     Annual   
Download Data (XLS File)
Refining District Indiana-Illinois-Kentucky Field Production of Isobutane (Thousand Barrels per Day)
Refining District Indiana-Illinois-Kentucky Field Production of Isobutane (Thousand Barrels per Day)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1993 2 2 2 2 2 3 2 3 3 2 2 2
  1994 2 2 2 2 2 2 2 2 2 2 2 2
  1995 2 2 2 2 2 2 2 2 2 2 2 2
  1996 2 2 2 2 2 2 2 2 2 2 2 2
  1997 2 2 2 2 2 2 2 2 2 2 2 2
  1998 2 2 2 2 2 2 2 2 2 1 1 2
  1999 1 2 1 2 2 2 2 2 2 2 2 2
  2000 2 2 2 2 2 2 2 2 2 2 1 2
  2001 2 3 3 4 3 3 3 4 4 3 4 4
  2002 4 5 4 3 4 3 4 4 3 4 5 5
  2003 5 5 4 4 3 4 5 4 4 5 5 4
  2004 4 5 6 4 4 4 5 6 5 5 6 5
  2005 5 5 4 4 5 5 5 5 4 3 4 3
  2006 4 4 4 4 4 4 4 4 3 3 3 3
  2007 3 4 3 3 6 8 7 6 5 4 3 5
  2008 6 6 6 6 7 6 7 6 7 5 7 4
  2009 4 8 8 8 8 8 7 7 6 6 6 3
  2010 3 5 7 6 7 7 7 7 7 5 5 7
  2011 7 7 8 5 7 7 8 7 6 8 8 6
  2012 6 5 5 5 4 8 8 7 6 4 7 9
  2013 8 8 8 9 9 9 10 11 11 9 10 7
  2014 8 8 8 12 14 13 14 15 14 14 13 14
  2015 14 15 17 19 20 18 20 18 20 20 17 17
  2016 17 17 19 20 19 18 16 17 16 12 14 14
  2017 14 14 17 17 17 18 18 19 19 13 13 13
  2018 13 13 17 17 17 18 18 17 18 17 13 14
  2019 14 13 18 19 18 15 18 21 20 18 13 13
  2020 12 12 15 14 11 13 16 18 17 14 12 12
  2021 12 11 14 13 16 16 17 17 17 15 12 11
  2022 11 11 16 15 16


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 7/29/2022
Next Release Date: 8/31/2022

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