West Coast (PADD 5) Isobutane-Isobutylene Ending Stocks (Thousand Barrels)



Energy Glossary

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Monthly

Annual

West Coast (PADD 5) Isobutane-Isobutylene Ending Stocks (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		327	102	192	238	202	166	315	367	263
1990's	253	314	349	652	467	452	377	519	371	334
2000's	528	352	266	562	612	418	460	483

Updated on 6/26/2008

Source: U.S. Energy Information Administration