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Note: These data are available in spreadsheet format by clicking the ''Download Series History'' link on the previous page (with drop-down menu bar at top).
 View History:    Monthly     Annual   
Midwest (PADD 2) Normal Butane-Butylene Refinery and Blender Net Inputs (Thousand Barrels per Day)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1980's 38
  1990's 36 42 41 36 32 33 31 32 33 31
  2000's 30 31 34 27 24 31 31 25


Updated on 6/26/2008
Source: U.S. Energy Information Administration
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