View History:    Monthly     Annual   
Download Data (XLS File)
Refining District Indiana-Illinois-Kentucky Refinery Net Production of Isobutane-Isobutylene (Thousand Barrels)
Refining District Indiana-Illinois-Kentucky Refinery Net Production of Isobutane-Isobutylene (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  2005 28 -10 49 0 -47 83 80 70 -8 24 141 99
  2006 111 70 39 70 102 81 78 110 105 81 71 35
  2007 108 63 12 20 80 124 72 -14 128 8 46 38
  2008 -43 -6 17 65 91 54 28 -32 -33 -99 22 -16
  2009 7 6 84 94 60 93 107 12 72 -15 -27 20
  2010 132 74 75 32 16 -23 125 60 -7 78 119 -30
  2011 85 42 110 39 -64 11 -22 -21 43 25 76 29
  2012 44 68 73 101 88 44 38 148 92 184 10 31
  2013 39 100 -1 33 0 -45 -63 -10 -51 -12 32 -84
  2014 43 -30 14 94 108 79 69 8 -35 34 -6 -21
  2015 -13 23 23 79 32 -19 67 90 -16 -101 105 -12
  2016 67 -2 0 2 -32 9 -14 -36 31 3 12 -77
  2017 -79 -32 -34 95 22 -23 -49 -48 11 -22 -102 -24
  2018 -81 -148 -100 -8 1 -48 -59 -43 -43 -109 -11 -43
  2019 -26 -7 -64 99 101 16 -63 -30 -1 -78 -28 -121
  2020 -184 -99 -176 13 -73 -20 -97 -169 -64 -164 -111 -132
  2021 -43 -76 97 59 -22 -58 -73 -16 -139 -179 -145 -120
  2022 -- -- -- -- -- -- -- -- -- -- -- --
  2023 -- -- -- -- -- -- -- -- -- -- -- --
  2024 --


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 3/29/2024
Next Release Date: 4/30/2024

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