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Download Data (XLS File) |
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| Midwest (PADD 2) Refinery and Blender Net Production of Isobutylene (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1995 | W | W | W | W | W | W | W | W | W | W | W | W |
| 1996 | W | W | W | W | W | W | W | W | W | W | W | W |
| 1997 | W | W | W | W | W | W | W | W | W | W | W | W |
| 1998 | W | W | W | W | W | W | W | W | W | W | W | W |
| 1999 | W | W | W | W | W | W | W | W | W | W | W | W |
| 2000 | W | W | W | W | W | W | W | W | W | W | W | W |
| 2001 | W | W | W | W | W | W | W | W | W | W | W | W |
| 2002 | W | W | W | W | W | W | W | W | W | W | W | W |
| 2003 | W | W | W | W | W | W | W | W | W | W | W | W |
| 2007 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||
| 2008 | 1 | 1 | 1 | 3 | 1 | 1 | 3 | 3 | 1 | 1 | 1 | |
| 2009 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | |||||
| 2010 | 1 | 1 | 1 | 1 | 1 | 1 | 26 | 36 | ||||
| 2011 | 52 | 45 | 62 | 46 | 10 | 29 | 34 | 36 | 42 | 27 | 44 | 52 |
| 2012 | 40 | 37 | 61 | 39 | 46 | 39 | 20 | 38 | ||||
| 2018 | 1 | -10 | -10 | -11 | -8 | 1 | 10 | |||||
| 2019 | 15 | 15 | 15 | |||||||||
| - = 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: 11/28/2025 |