Rocky Mountain (PADD 4) Normal Butane-Butylene Field Production (Thousand Barrels)



Energy Glossary

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Monthly

Annual

Rocky Mountain (PADD 4) Normal Butane-Butylene Field Production (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		2,965	3,279	3,207	5,590	5,760	5,734	5,656	6,399	6,395
1990's	6,310	7,437	5,673	5,689	5,981	6,489	6,746	6,387	6,875	7,159
2000's	8,313	8,781	9,050	8,742	8,993	8,662	8,739	9,657

Updated on 6/26/2008

Source: U.S. Energy Information Administration