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| Gulf Coast (PADD 3) Refinery and Blender Net Input of Normal Butane-Butylene (Thousand Barrels per Day) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1981 | 99 | 59 | 49 | 39 | 36 | 28 | 28 | 34 | 63 | 84 | 102 | 132 |
| 1982 | 103 | 90 | 53 | 56 | 62 | 71 | 86 | 81 | 96 | 110 | 115 | 96 |
| 1983 | 37 | 40 | 30 | 53 | 60 | 81 | 60 | 43 | 58 | 99 | 95 | 84 |
| 1984 | 90 | 96 | 74 | 67 | 61 | 47 | 44 | 52 | 75 | 87 | 122 | 99 |
| 1985 | 85 | 87 | 94 | 65 | 57 | 55 | 53 | 68 | 90 | 100 | 111 | 114 |
| 1986 | 114 | 107 | 65 | 73 | 70 | 45 | 31 | 52 | 75 | 100 | 139 | 154 |
| 1987 | 134 | 104 | 68 | 64 | 69 | 61 | 41 | 51 | 71 | 90 | 114 | 127 |
| 1988 | 120 | 102 | 63 | 58 | 56 | 53 | 34 | 40 | 61 | 65 | 127 | 142 |
| 1989 | 119 | 90 | 59 | 42 | 26 | 30 | 36 | 26 | 71 | 103 | 144 | 122 |
| 1990 | 114 | 82 | 28 | 23 | 18 | 23 | 23 | 31 | 73 | 84 | 131 | 136 |
| 1991 | 100 | 79 | 58 | 41 | 37 | 39 | 39 | 44 | 66 | 89 | 115 | 118 |
| 1992 | 108 | 82 | 41 | 37 | 35 | 36 | 36 | 30 | 77 | 94 | 97 | 111 |
| 1993 | 126 | 96 | 44 | 40 | 43 | 36 | 39 | 43 | 81 | 100 | 132 | 118 |
| 1994 | 113 | 83 | 46 | 35 | 36 | 41 | 43 | 45 | 68 | 86 | 116 | 97 |
| 1995 | 99 | 86 | 45 | 36 | 33 | 28 | 32 | 39 | 78 | 102 | 119 | 121 |
| 1996 | 118 | 76 | 48 | 36 | 41 | 39 | 35 | 35 | 59 | 90 | 128 | 102 |
| 1997 | 100 | 85 | 46 | 33 | 28 | 31 | 32 | 34 | 64 | 87 | 98 | 109 |
| 1998 | 100 | 74 | 47 | 35 | 37 | 35 | 36 | 33 | 60 | 88 | 109 | 82 |
| 1999 | 86 | 68 | 43 | 31 | 34 | 29 | 32 | 24 | 52 | 73 | 87 | 89 |
| 2000 | 90 | 94 | 57 | 32 | 30 | 34 | 35 | 35 | 53 | 76 | 120 | 90 |
| 2001 | 68 | 79 | 48 | 38 | 37 | 35 | 35 | 37 | 58 | 56 | 75 | 97 |
| 2002 | 77 | 71 | 49 | 35 | 29 | 27 | 38 | 34 | 55 | 76 | 81 | 92 |
| 2003 | 68 | 49 | 33 | 28 | 25 | 28 | 29 | 31 | 50 | 67 | 82 | 92 |
| 2004 | 75 | 78 | 48 | 28 | 22 | 21 | 17 | 17 | 37 | 64 | 77 | 71 |
| 2005 | 62 | 65 | 42 | 26 | 25 | 28 | 26 | 25 | 61 | 100 | 115 | 97 |
| 2006 | 106 | 87 | 61 | 47 | 48 | 53 | 48 | 53 | 71 | 88 | 100 | 106 |
| 2007 | 97 | 66 | 49 | 37 | 40 | 47 | 44 | 45 | 81 | 102 | 127 | 132 |
| 2008 | 113 | 89 | 68 | 55 | 57 | 59 | 55 | 56 | 67 | 101 | 107 | 109 |
| 2009 | 106 | 81 | 62 | 51 | 38 | 49 | 46 | 45 | 64 | 86 | 112 | 105 |
| 2010 | 93 | 56 | 68 | 44 | 34 | 23 | 35 | 37 | 58 | 84 | 104 | 108 |
| 2011 | 114 | 102 | 61 | 49 | 43 | 36 | 43 | 39 | 64 | 80 | 125 | 103 |
| 2012 | 90 | 80 | 51 | 43 | 43 | 46 | 51 | 56 | 73 | 105 | 108 | 115 |
| 2013 | 85 | 66 | ||||||||||
| - = 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 |