View History:    Monthly     Annual   
Download Data (XLS File)
Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)
Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1995 10 2 4 0 3 14 12 7 15 0 56 14
  1996 8 14 37 14 13 69 29 43 43 31 9 0
  1997 0 8 12 32 32 23 23 15 0 0 0 0
  1998 0 0 0 0 1 0 0 0 0 0 0 0
  1999 0 0 0 5 4 11 14 16 17 18 23 10
  2000 5 11 10 3 13 12 13 0 0 0 0 0
  2001 0 16 19 0 5 0 0 0 0 0 6 0
  2002 0 0 0 0 0 0 0 0 0 0 0 8
  2003 0 0 0 0 0 0 0 0 0 0 0 0
  2004 2 14 2
  2007 5
  2008 4
  2009 9 8 4 4 4 20 3
  2010 6 4 4 11 3 6 7 12 5
  2011 7 8 3 3 16 18 23
  2012 17 13 6 19 19 19
  2013 18 19 22 7 11 6 19 25 11 16 17 11
  2014 13 14 19 25 11 18 17 9 2 19 13 16
  2015 15 16 11 15 15 17 22 15 15 20 15 19
  2016 15 16


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 4/29/2016
Next Release Date: 5/31/2016

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