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| Gulf Coast (PADD 3) Product Supplied of Isobutane-Isobutylene (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1989 | 36 | 37 | 22 | 56 | 37 | 38 | 19 | 42 | 12 | 56 | 23 | 8 |
| 1990 | 41 | 20 | 32 | 24 | 4 | 25 | 50 | 29 | 16 | 13 | 8 | 36 |
| 1991 | 47 | 38 | 27 | 27 | 43 | 32 | 55 | 24 | 51 | 49 | 54 | 55 |
| 1992 | -27 | 121 | 30 | 34 | 25 | 32 | 32 | 25 | 32 | 55 | 64 | 61 |
| 1993 | 45 | 49 | 54 | 64 | 26 | 49 | 36 | 64 | 41 | 58 | 66 | 59 |
| 1994 | 59 | 54 | 69 | 66 | 52 | 73 | 116 | 87 | 63 | 68 | 78 | 85 |
| 1995 | 63 | 70 | 48 | 68 | 75 | 85 | 52 | 66 | 102 | 66 | 74 | 56 |
| 1996 | 70 | 61 | 79 | 80 | 91 | 90 | 73 | 75 | 112 | 59 | 93 | 40 |
| 1997 | 71 | 89 | 86 | 83 | 66 | 73 | 58 | 82 | 97 | 105 | 87 | 90 |
| 1998 | 73 | 95 | 58 | 95 | 73 | 96 | 102 | 76 | 89 | 78 | 77 | 93 |
| 1999 | 90 | 102 | 67 | 60 | 78 | 99 | 108 | 85 | 96 | 81 | 86 | 91 |
| 2000 | 96 | 109 | 83 | 87 | 83 | 89 | 89 | 97 | 88 | 106 | 89 | 75 |
| 2001 | 71 | 86 | 76 | 103 | 88 | 124 | 102 | 91 | 100 | 109 | 81 | 98 |
| 2002 | 87 | 58 | 96 | 72 | 110 | 109 | 92 | 105 | 92 | 86 | 105 | 96 |
| 2003 | 85 | 95 | 100 | 100 | 57 | 52 | 76 | 76 | 75 | 32 | 112 | 80 |
| 2004 | 63 | 73 | 42 | 52 | 59 | 43 | 27 | 32 | 42 | 44 | 41 | 40 |
| 2005 | 37 | 36 | 50 | 32 | 43 | 59 | 67 | 65 | 65 | 52 | 60 | 65 |
| 2006 | 37 | 52 | 40 | 27 | 18 | 51 | 67 | 33 | 62 | 25 | 19 | 26 |
| 2007 | 32 | 47 | 40 | 15 | 22 | 39 | 29 | 33 | 15 | 10 | 27 | 47 |
| 2008 | 25 | 29 | 27 | 15 | 5 | 22 | 9 | 33 | 23 | 27 | 44 | 2 |
| 2009 | 35 | 26 | 39 | 16 | 23 | 32 | 35 | 32 | 36 | 18 | 41 | 15 |
| 2010 | 40 | 32 | 47 | 43 | 26 | 44 | 35 | 41 | 25 | 41 | 77 | 32 |
| 2011 | 48 | 63 | 51 | 50 | 44 | 42 | 46 | 55 | 49 | 45 | 35 | 59 |
| 2012 | 45 | 60 | 52 | 57 | 58 | 39 | 48 | 69 | 48 | 60 | 63 | 72 |
| 2013 | 84 | 77 | ||||||||||
| - = 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 |