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Download Data (XLS File) |
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| Refining District Texas Gulf Coast Refinery and Blender Net Production of Isobutane (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | 2 | 4 | 3 | -1 | 9 | 4 | 2 | 7 | 3 | 4 | 0 | 6 |
| 1994 | 7 | 2 | 2 | 5 | -4 | 5 | 3 | 6 | 4 | 4 | 7 | 8 |
| 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 |
| 2004 | -4 | -1 | 3 | 4 | -2 | -3 | -6 | -4 | -4 | -6 | -1 | -3 |
| 2005 | -5 | -12 | -11 | -7 | -10 | -10 | -7 | -4 | -3 | -10 | -5 | -6 |
| 2006 | -12 | -14 | -8 | -9 | -11 | -16 | -12 | -11 | -6 | -5 | -7 | -9 |
| 2007 | -1 | 1 | -9 | -11 | -11 | -13 | -13 | -13 | -15 | -9 | -12 | -12 |
| 2008 | -5 | -3 | 1 | 5 | -2 | -8 | -7 | -5 | 2 | -6 | -2 | 2 |
| 2009 | 3 | -8 | -12 | -10 | -18 | -12 | -16 | -13 | -9 | -8 | -3 | 10 |
| 2010 | -6 | -6 | -4 | -7 | -9 | -7 | -8 | -11 | -15 | -11 | -13 | -7 |
| 2011 | -3 | 6 | 0 | -3 | 0 | -3 | -7 | -8 | -4 | -6 | -8 | -3 |
| 2012 | -4 | 1 | 10 | 5 | -6 | -8 | -6 | -6 | -11 | -4 | 0 | -4 |
| 2013 | -1 | 6 | -2 | -8 | -8 | -6 | -6 | -9 | -15 | -14 | -12 | -14 |
| 2014 | -15 | -9 | -15 | -13 | -22 | -17 | -14 | -8 | -9 | -14 | -17 | -19 |
| 2015 | -16 | -8 | -13 | -16 | -19 | -20 | -21 | -12 | -9 | -9 | -8 | -13 |
| 2016 | -18 | -14 | -13 | -11 | -11 | -14 | -11 | -11 | -14 | -11 | -13 | -10 |
| 2017 | -11 | 5 | 6 | -9 | -13 | -11 | -17 | -14 | -11 | -15 | -15 | -14 |
| 2018 | -19 | -11 | -8 | -14 | -17 | -19 | -20 | -13 | -13 | -11 | -13 | -15 |
| 2019 | -16 | -13 | -19 | -20 | -21 | -23 | -18 | -18 | -20 | -18 | -23 | -21 |
| 2020 | -16 | -14 | -8 | -15 | -14 | -13 | -13 | -19 | -14 | -12 | -11 | -16 |
| 2021 | -15 | -12 | -7 | -15 | -5 | -7 | -9 | -7 | -7 | -9 | -12 | -11 |
| 2022 | -9 | -10 | -10 | -10 | -6 | -11 | -12 | -12 | -13 | -12 | -14 | -10 |
| 2023 | -6 | -13 | -10 | -12 | 3 | -12 | -15 | -14 | -15 | -14 | -12 | -11 |
| 2024 | -10 | -10 | -9 | -13 | -10 | -11 | -6 | -11 | 0 | -8 | -9 | -8 |
| 2025 | -6 | -5 | 5 | -24 | -32 | -33 | -11 | -7 | -14 | -8 | -13 | |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 2/6/2026 |
| Next Release Date: 2/27/2026 |