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U.S. Refinery and Blender Net Production of Isobutane-Isobutylene (Thousand Barrels per Day) | ||||||||
Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1981 | 4 | 3 | 3 | 4 | 4 | 4 | 3 | 4 | 1 | 0 | 0 | 1 |
1982 | 0 | 0 | 0 | 0 | 0 | 0 | -1 | -1 | -1 | 4 | -1 | 1 |
1983 | 1 | 0 | 1 | 1 | 2 | 0 | 3 | 0 | 0 | 2 | 2 | 2 |
1984 | 0 | 0 | -1 | -1 | -1 | -1 | 0 | -1 | -1 | 3 | 3 | 2 |
1985 | -1 | -2 | 0 | -2 | 0 | -1 | 2 | 0 | -1 | -3 | 0 | 0 |
1986 | 11 | 1 | 7 | -6 | 7 | 10 | 7 | 3 | 11 | 1 | 5 | 0 |
1987 | 9 | 12 | 9 | 7 | 8 | 12 | 10 | 15 | 16 | 14 | 10 | 7 |
1988 | 8 | 8 | 20 | 16 | 18 | 15 | 19 | 13 | 16 | 10 | 9 | 5 |
1989 | 14 | 7 | 14 | 17 | 20 | 15 | 16 | 13 | 16 | 15 | 10 | 4 |
1990 | 7 | 13 | 10 | 10 | 13 | 9 | 16 | 12 | 18 | 10 | 4 | 9 |
1991 | 7 | 5 | 9 | 1 | 6 | 4 | 9 | 10 | 4 | -7 | 2 | 2 |
1992 | 5 | 16 | 15 | 16 | 18 | 6 | 9 | 12 | 10 | 13 | 3 | -2 |
1993 | 7 | 11 | 12 | 11 | 24 | 16 | 16 | 17 | 10 | 6 | 8 | 11 |
1994 | 13 | 10 | 16 | 9 | 8 | 18 | 21 | 27 | 6 | 6 | 7 | 13 |
1995 | -4 | 2 | 21 | 20 | 10 | 14 | 26 | 20 | 9 | 18 | 11 | 3 |
1996 | 9 | 8 | 17 | 14 | 7 | 27 | 15 | 10 | 22 | 11 | -4 | -2 |
1997 | 11 | 5 | 5 | 17 | 19 | 12 | 19 | 12 | 18 | 9 | 3 | 7 |
1998 | 11 | 7 | 10 | 28 | 10 | 24 | 20 | 11 | 10 | 8 | -2 | 4 |
1999 | 9 | 13 | 1 | 21 | 17 | 13 | 25 | -1 | 7 | 1 | -7 | -1 |
2000 | 0 | 2 | 3 | 7 | 9 | 16 | 22 | 11 | 1 | 4 | -5 | -2 |
2001 | 7 | 3 | 3 | 3 | 14 | -1 | -1 | 4 | 1 | -12 | -20 | -19 |
2002 | -10 | 1 | 5 | 0 | 3 | 5 | 8 | 1 | 6 | -21 | -21 | -5 |
2003 | -19 | -4 | -10 | -10 | -20 | 4 | -15 | -14 | 0 | -12 | -7 | -11 |
2004 | -16 | -21 | -22 | -9 | -22 | -25 | -25 | -20 | -16 | -24 | -14 | -13 |
2005 | -18 | -31 | -38 | -30 | -43 | -42 | -33 | -29 | -34 | -28 | -11 | -27 |
2006 | 0 | -1 | -2 | -5 | 14 | -10 | -3 | 4 | -3 | -1 | -6 | 1 |
2007 | 12 | 23 | 14 | 2 | 12 | 3 | 12 | 2 | 4 | 3 | -8 | -9 |
2008 | 4 | 6 | 18 | 16 | 11 | 8 | -1 | 4 | 11 | -2 | 2 | 17 |
2009 | 13 | 7 | -4 | -2 | -11 | 1 | -11 | 2 | -8 | -2 | 4 | 19 |
2010 | 5 | -3 | -7 | 0 | 1 | 2 | 0 | -11 | -9 | -6 | -6 | -7 |
2011 | 5 | 19 | 5 | 1 | -1 | 0 | -12 | -5 | -6 | -7 | 2 | -2 |
2012 | 3 | 12 | 18 | 17 | -9 | -5 | 3 | -5 | -4 | 13 | -3 | -8 |
2013 | 6 | 14 | -8 | 3 | -5 | -2 | -4 | -8 | -12 | -16 | -12 | -21 |
2014 | -12 | -4 | -5 | -4 | -1 | -8 | -21 | -5 | -5 | -9 | -10 | -23 |
2015 | -12 | -3 | -4 | -6 | -10 | -3 | -10 | -3 | -8 | -10 | 1 | -11 |
2016 | -15 | 0 | -1 | -3 | 0 | -3 | -3 | -5 | -8 | -9 | -13 | -13 |
2017 | -10 | 5 | 15 | 0 | -6 | -4 | -11 | -5 | -7 | 1 | -23 | -23 |
2018 | -21 | -20 | -4 | -13 | -12 | -12 | -18 | -2 | -10 | -16 | -18 | -21 |
2019 | -11 | -5 | -10 | -13 | -9 | -11 | -15 | -17 | -14 | -18 | -23 | -32 |
2020 | -25 | -21 | -6 | -11 | -25 | -16 | -16 | -24 | -25 | -24 | -27 | -33 |
2021 | -24 | -14 | 4 | -10 | -4 | -3 | -5 | -7 | -13 | -7 | -12 | -11 |
2022 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
2023 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
2024 | -- | -- | -- | -- | -- | -- | -- | -- | ||||
- = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
Release Date: 10/31/2024 |
Next Release Date: 11/29/2024 |