|
||||||||
![]() |
||||||||
| Refining District Indiana-Illinois-Kentucky Field Production of Isobutane (Thousand Barrels) | ||||||||
| Decade | Year-0 | Year-1 | Year-2 | Year-3 | Year-4 | Year-5 | Year-6 | Year-7 | Year-8 | Year-9 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990's | 867 | 784 | 728 | 699 | 741 | 605 | 581 | |||
| 2000's | 621 | 1,238 | 1,474 | 1,577 | 1,792 | 1,588 | 1,334 | 1,740 | 2,161 | 2,448 |
| 2010's | 2,261 | 2,543 | 2,234 | 3,300 | 4,502 | 6,559 | 6,031 | 5,841 | 5,802 | 6,066 |
| 2020's | 5,046 | 5,176 | 5,310 | 4,203 | 5,633 |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 11/28/2025 |
| Next Release Date: 8/31/2026 |