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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   
West Coast (PADD 5) Refinery and Blender Net Production of Liquefied Petroleum Gases - Isobutane/Isobutylene (Thousand Barrels)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1980's -8 28 130 1,488 1,552 563
  1990's 254 176 934 1,072 1,312 896 602 1,445 1,455 1,758
  2000's 1,420 545 550 -1,120 -2,358 -3,708 485 -253


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