|
||||||||
![]() |
||||||||
| Rocky Mountain (PADD 4) Field Production of Isobutane (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 | 8 | |||||||||
| 1990's | 8 | 10 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 11 |
| 2000's | 12 | 11 | 11 | 10 | 11 | 10 | 9 | 9 | 11 | 12 |
| 2010's | 13 | 14 | 15 | 16 | 18 | 22 | 24 | 25 | 27 | 32 |
| 2020's | 33 | 32 | 32 | 34 | 36 |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 10/31/2025 |
| Next Release Date: 8/31/2026 |