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| Refining District Oklahoma-Kansas-Missouri Refinery and Blender Net Production of Petroleum Coke Marketable (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | 14 | 18 | 20 | 18 | 17 | 18 | 17 | 17 | 12 | 15 | 16 | 17 |
| 1994 | 19 | 17 | 17 | 19 | 18 | 19 | 18 | 19 | 16 | 15 | 18 | 16 |
| 1995 | 19 | 21 | 19 | 18 | 17 | 17 | 18 | 19 | 19 | 17 | 14 | 18 |
| 1996 | 18 | 20 | 16 | 19 | 17 | 18 | 17 | 19 | 17 | 18 | 20 | 20 |
| 1997 | 20 | 18 | 19 | 19 | 20 | 20 | 18 | 20 | 21 | 16 | 19 | 22 |
| 1998 | 22 | 29 | 20 | 19 | 23 | 23 | 22 | 22 | 21 | 19 | 16 | 20 |
| 1999 | 20 | 21 | 20 | 19 | 20 | 21 | 20 | 20 | 21 | 21 | 19 | 19 |
| 2000 | 18 | 16 | 21 | 19 | 20 | 21 | 22 | 18 | 21 | 19 | 20 | 20 |
| 2001 | 20 | 20 | 26 | 21 | 23 | 22 | 20 | 19 | 20 | 22 | 23 | 21 |
| 2002 | 22 | 21 | 14 | 20 | 24 | 20 | 20 | 21 | 19 | 23 | 21 | 21 |
| 2003 | 24 | 18 | 17 | 23 | 19 | 22 | 20 | 19 | 21 | 23 | 17 | 21 |
| 2004 | 19 | 21 | 24 | 24 | 22 | 24 | 21 | 23 | 23 | 17 | 20 | 24 |
| 2005 | 23 | 20 | 22 | 18 | 23 | 25 | 22 | 25 | 25 | 23 | 21 | 24 |
| 2006 | 25 | 24 | 24 | 24 | 27 | 25 | 21 | 21 | 23 | 21 | 25 | 23 |
| 2007 | 24 | 19 | 17 | 21 | 26 | 26 | 18 | 20 | 22 | 27 | 28 | 25 |
| 2008 | 27 | 25 | 20 | 26 | 26 | 26 | 24 | 21 | 25 | 26 | 24 | 23 |
| 2009 | 24 | 24 | 27 | 23 | 20 | 26 | 23 | 19 | 23 | 21 | 21 | 22 |
| 2010 | 23 | 21 | 25 | 24 | 24 | 24 | 24 | 24 | 26 | 19 | 20 | 25 |
| 2011 | 20 | 23 | 25 | 25 | 23 | 25 | 24 | 25 | 23 | 13 | 22 | 25 |
| 2012 | 23 | 23 | 20 | 23 | 25 | 23 | 22 | 23 | 24 | 25 | 23 | 19 |
| 2013 | 25 | 23 | 22 | 16 | 23 | 25 | 20 | 21 | 18 | 24 | 25 | 24 |
| 2014 | 24 | 22 | 24 | 25 | 25 | 22 | 23 | 18 | 23 | 21 | 19 | 20 |
| 2015 | 22 | 24 | 22 | 18 | 22 | 23 | 22 | 25 | 23 | 18 | 21 | 23 |
| 2016 | 22 | 21 | 20 | 24 | 23 | 22 | 23 | 22 | 22 | 26 | 25 | 24 |
| 2017 | 25 | 25 | 24 | 24 | 26 | 24 | 25 | 25 | 23 | 24 | 24 | 24 |
| 2018 | 22 | 22 | 23 | 22 | 26 | 24 | 23 | 23 | 24 | 18 | 24 | 24 |
| 2019 | 24 | 20 | 15 | 15 | 21 | 22 | 25 | 23 | 19 | 21 | 20 | 23 |
| 2020 | 22 | 22 | 16 | 18 | 20 | 18 | 19 | 19 | 19 | 19 | 19 | 20 |
| 2021 | 21 | 16 | 16 | 19 | 21 | 20 | 21 | 21 | 23 | 23 | 23 | 25 |
| 2022 | 23 | 23 | 23 | 23 | 21 | 22 | 21 | 24 | 22 | 23 | 20 | 23 |
| 2023 | 20 | 21 | 16 | 17 | 20 | 21 | 19 | 24 | 20 | 18 | 25 | 24 |
| 2024 | 20 | 24 | 24 | 24 | 21 | 24 | 23 | 22 | 21 | 22 | 18 | 22 |
| 2025 | 21 | 19 | 14 | 16 | 20 | 23 | 22 | 22 | 24 | 22 | 22 | 23 |
| 2026 | 19 | |||||||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 3/31/2026 |
| Next Release Date: 4/30/2026 |