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| West Coast (PADD 5) Product Supplied of Normal Butane-Butylene (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1986 | -6 | 23 | 12 | 7 | 7 | 12 | 11 | 15 | -8 | 3 | 17 | -6 |
| 1987 | 19 | 14 | 19 | 14 | 22 | 30 | 26 | 28 | 27 | 25 | 36 | 44 |
| 1988 | 25 | 25 | 20 | 20 | 14 | 16 | 16 | 15 | 38 | -1 | 8 | 15 |
| 1989 | 12 | 26 | 20 | 16 | 9 | 29 | -4 | 21 | 8 | 16 | 6 | -29 |
| 1990 | 42 | 8 | 21 | 9 | 11 | 15 | 14 | 16 | 11 | 12 | 19 | 10 |
| 1991 | -8 | 7 | 18 | 33 | 25 | 24 | 23 | 19 | 9 | 3 | 8 | 9 |
| 1992 | 16 | 13 | 30 | 32 | 29 | 13 | 29 | 31 | 30 | 20 | 13 | 21 |
| 1993 | 18 | 17 | 34 | 28 | 29 | 45 | 33 | 26 | 42 | 21 | 11 | 23 |
| 1994 | 22 | 17 | 24 | 39 | 51 | 15 | 47 | 40 | 5 | 23 | 8 | 27 |
| 1995 | 8 | 8 | 20 | 23 | 35 | 21 | 30 | 13 | 16 | 9 | 3 | -1 |
| 1996 | 3 | 2 | 24 | 15 | 5 | 18 | 1 | -11 | 16 | 4 | 4 | -13 |
| 1997 | 7 | -26 | -12 | 8 | -4 | 17 | -1 | -9 | -18 | -21 | -19 | -18 |
| 1998 | -15 | -38 | -6 | 8 | 1 | 9 | 15 | -1 | -12 | -11 | -24 | -1 |
| 1999 | -12 | -16 | -12 | -2 | -6 | 9 | 7 | 14 | 20 | -6 | -10 | -8 |
| 2000 | -20 | -17 | 7 | -2 | 23 | 14 | 8 | 15 | -8 | -3 | -22 | 8 |
| 2001 | 17 | -4 | -5 | 9 | 4 | 7 | 23 | 13 | -19 | -4 | 2 | -7 |
| 2002 | -2 | -15 | 3 | 8 | 20 | 31 | -3 | 7 | -14 | -13 | -16 | -17 |
| 2003 | -22 | -23 | 15 | 5 | 1 | 26 | 10 | 18 | 10 | -9 | -26 | -27 |
| 2004 | -19 | -8 | 7 | 15 | 7 | 5 | 17 | 7 | -7 | -18 | -28 | -20 |
| 2005 | -28 | -2 | 10 | 28 | 24 | 23 | 16 | 9 | -2 | -6 | -9 | -16 |
| 2006 | -16 | -12 | 16 | -1 | 29 | 14 | 23 | 17 | 0 | -19 | -12 | -20 |
| 2007 | -18 | -15 | 1 | 7 | 2 | 4 | 13 | -2 | 0 | 0 | -21 | -11 |
| 2008 | 11 | 2 | -4 | 1 | -8 | 1 | 2 | 8 | 8 | -3 | -5 | 13 |
| 2009 | -8 | 1 | 4 | 0 | 2 | 3 | -5 | -2 | -3 | 5 | -9 | -19 |
| 2010 | -13 | -6 | 1 | 5 | 3 | 5 | 5 | -4 | -4 | 5 | 1 | -16 |
| 2011 | -4 | -8 | -2 | 1 | -12 | -12 | -14 | -18 | -17 | -11 | -16 | -22 |
| 2012 | -36 | 2 | -6 | -12 | -3 | -1 | 5 | -22 | -8 | -21 | -26 | -36 |
| 2013 | -18 | -6 | ||||||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 4/29/2013 |
| Next Release Date: Last Week of May 2013 |