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| Rocky Mountain (PADD 4) Imports of 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 | 1,139 | 1,005 | 935 | 978 | 762 | 146 | ||||
| 1990's | 338 | 194 | 156 | 148 | 70 | 137 | 310 | 145 | 1 | 118 |
| 2000's | 67 | 46 | 8 | 25 | 5 | 4 | 52 | |||
| 2010's | 58 | 78 | 93 |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 3/15/2013 |
| Next Release Date: 9/27/2013 |