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| Midwest (PADD 2) Reformulated Gasoline Blending Components Stock Change (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2005 | 11 | 22 | -39 | 11 | 28 | -13 | 8 | -14 | -18 | 6 | -3 | 11 |
| 2006 | 10 | -17 | 15 | 3 | -5 | 16 | -10 | 21 | 21 | -21 | -10 | 1 |
| 2007 | 2 | -2 | -34 | 12 | 43 | -25 | -3 | -1 | 10 | 0 | 17 | 20 |
| 2008 | -20 | 12 | -25 | -1 | 18 | -1 | -8 | -13 | -2 | -3 | -4 | 5 |
| 2009 | -13 | 12 | 3 | -21 | 17 | 2 | 17 | -36 | 18 | 14 | -15 | 10 |
| 2010 | 5 | -16 | -1 | -14 | 12 | 12 | 7 | 0 | 35 | -45 | -14 | 38 |
| 2011 | 11 | -8 | -42 | 8 | -9 | 7 | 18 | -10 | 21 | -24 | -5 | 7 |
| 2012 | 4 | -7 | 16 | 8 | -1 | -18 | -6 | -4 | 6 | -18 | 16 | 13 |
| 2013 | -8 | 21 | -10 | 14 | -10 | -1 | -3 | 2 | 21 | -27 | 2 | -2 |
| 2014 | -11 | -5 | -6 | 23 | -15 | 26 | -16 | -15 | 2 | -2 | 1 | 20 |
| 2015 | 0 | 12 | 2 | -6 | 6 | 17 | -45 | 8 | -12 | 21 | 1 | 1 |
| 2016 | 55 | -28 | -26 | 12 | 3 | 0 | -18 | 2 | 1 | 12 | -14 | 12 |
| 2017 | 24 | -16 | -6 | -20 | 22 | -3 | -7 | -15 | 1 | -36 | 18 | 24 |
| 2018 | 17 | 4 | -17 | -14 | 2 | 21 | 3 | -14 | -5 | -17 | 6 | 18 |
| 2019 | -23 | 18 | -7 | 13 | 9 | -5 | 4 | -16 | -22 | -7 | 19 | 0 |
| 2020 | 6 | 32 | -7 | -28 | 34 | 8 | -47 | 1 | -25 | -1 | 36 | -22 |
| 2021 | -2 | 8 | 14 | 4 | -10 | 46 | -18 | -32 | -27 | 17 | -8 | -6 |
| 2022 | 32 | 33 | -22 | -3 | -20 | 16 | -6 | -41 | 0 | 2 | 6 | -4 |
| 2023 | 19 | -5 | 28 | -24 | 18 | 5 | -10 | -20 | -11 | 8 | 6 | 11 |
| 2024 | 18 | -19 | 29 | 3 | -5 | -3 | -16 | -8 | -16 | -3 | -14 | 34 |
| 2025 | 26 | 3 | 6 | -15 | 15 | -11 | -15 | -15 | -6 | -26 | 22 | 23 |
| 2026 | 6 | 3 | ||||||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 4/30/2026 |
| Next Release Date: 5/29/2026 |