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Download Data (XLS File)
Refining District Oklahoma-Kansas-Missouri Field Production of Normal Butane (Thousand Barrels per Day)
Refining District Oklahoma-Kansas-Missouri Field Production of Normal Butane (Thousand Barrels per Day)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1993 36 31 30 30 28 30 27 29 28 30 38 38
  1994 35 31 31 37 38 35 29 28 32 37 39 35
  1995 35 34 31 34 33 32 34 35 32 36 35 34
  1996 32 29 31 31 22 22 23 23 33 29 34 36
  1997 36 36 26 23 25 24 31 35 34 32 29 28
  1998 32 29 32 33 31 27 28 28 30 33 33 29
  1999 30 29 29 25 25 26 25 24 26 30 27 30
  2000 30 27 22 27 22 20 23 24 27 28 25 24
  2001 20 25 23 19 17 18 17 17 22 21 22 25
  2002 23 17 19 26 27 27 25 25 26 26 25 18
  2003 18 18 19 16 15 15 22 21 24 28 26 27
  2004 27 25 21 22 25 27 22 21 26 28 24 24
  2005 26 27 27 24 20 24 19 17 17 16 16 16
  2006 24 21 14 16 17 17 21 22 22 26 26 20
  2007 20 18 18 20 19 25 23 25 18 26 28 22
  2008 19 26 22 24 24 23 20 18 26 20 21 24
  2009 27 28 27 28 28 28 28 28 29 27 28 27
  2010 28 28 30 31 31 32 33 34 34 34 33 32
  2011 32 30 32 35 35 35 36 37 38 38 37 37
  2012 37 38 34 31 30 31 30 30 31 31 31 35
  2013 37 38 36 30 39 40 30 34 37 40 42 38
  2014 38 31 31 33 35 35 37 39 39 39 40 43
  2015 45 45 40 48 48 48 49 49 50 50 51 40
  2016 47 49 49 42 40 42 42 41 39 41 40 38
  2017 45 48 49 44 44 45 46 47 45 55 56 54
  2018 53 51 57 52 52 51 50 53 60 62 60 57
  2019 50 53 58 61 61 62 63 63 64 64 61 62
  2020 60 60 62 50 44 46 47 47 46 47 55 54
  2021 48 41 49 52 54 50 50 55 55 56 55 55
  2022 54 51 48 53 59 61 55 56 57 53 53 49
  2023 52 51 57 61 62 63 57 54 59 58 53 53
  2024 51 53 51 52 53 52 52 53 55 60 61 59
  2025 55 54 58 59 61 54 58 57

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 10/31/2025
Next Release Date: 11/28/2025

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