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Download Data (XLS File) |
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| East Coast (PADD 1) Isobutane-Isobutylene Stock Change (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1981 | -23 | 14 | -19 | 10 | -17 | 37 | -39 | -6 | 4 | 3 | 7 | -8 |
| 1982 | 0 | 5 | -11 | 1 | 0 | 3 | -1 | -2 | 8 | 9 | -3 | 5 |
| 1983 | -22 | 1 | -4 | 20 | -18 | -2 | 3 | 1 | 4 | 103 | 7 | -23 |
| 1984 | -16 | -14 | -28 | 16 | -34 | 1 | 38 | 5 | -42 | -2 | 3 | -1 |
| 1985 | -1 | -1 | 18 | 19 | 9 | -28 | 11 | -14 | 7 | 13 | -22 | -16 |
| 1986 | 48 | -18 | 11 | 24 | 33 | -36 | -22 | -9 | -15 | 69 | -67 | 33 |
| 1987 | 19 | -32 | 53 | -15 | -49 | 1 | 33 | -18 | -24 | 31 | -4 | 21 |
| 1988 | -25 | 15 | -14 | -13 | 19 | 3 | -7 | -6 | 2 | 22 | 4 | -10 |
| 1989 | 1 | -22 | -9 | 31 | 12 | -12 | 3 | -20 | -10 | 37 | 1 | -23 |
| 1990 | 87 | 2 | 60 | -9 | 3 | -51 | 45 | 70 | 17 | -11 | -5 | -45 |
| 1991 | -36 | -11 | -11 | 40 | -1 | -13 | 13 | 24 | 12 | -92 | 10 | -1 |
| 1992 | -21 | -20 | 196 | -5 | 11 | -111 | -40 | -19 | 44 | -32 | -15 | -18 |
| 1993 | 18 | -6 | -2 | 146 | 43 | -68 | 11 | -82 | 14 | 18 | -73 | -39 |
| 1994 | 3 | 25 | 59 | -46 | 104 | -34 | 143 | -18 | -22 | -86 | 30 | -41 |
| 1995 | -34 | -38 | 45 | -3 | -30 | 22 | 14 | -28 | -33 | 91 | -1 | -12 |
| 1996 | -9 | -36 | -35 | 91 | 1 | 46 | 1 | -29 | 9 | -18 | -65 | 7 |
| 1997 | -1 | 74 | -173 | 76 | 276 | 101 | -65 | -128 | 25 | 1 | -1 | 38 |
| 1998 | -66 | -193 | 226 | 48 | -92 | 29 | -8 | 51 | -112 | -47 | -89 | 42 |
| 1999 | -68 | 110 | -44 | 17 | -20 | -103 | 368 | -63 | -59 | -88 | -100 | 49 |
| 2000 | -46 | 98 | -120 | -17 | 66 | 125 | 8 | -56 | -13 | -38 | -79 | 35 |
| 2001 | 15 | 52 | -53 | -29 | 70 | 91 | -56 | 46 | -52 | -10 | -15 | 10 |
| 2002 | 81 | -7 | 138 | 87 | -28 | -33 | -166 | -25 | 30 | -35 | 36 | |
| 2003 | 27 | -31 | -115 | 182 | 7 | 136 | -239 | -91 | 7 | -11 | 20 | -34 |
| 2004 | 82 | 47 | 14 | 58 | 101 | -88 | -54 | 40 | -73 | -53 | -53 | |
| 2005 | 74 | -20 | -45 | 267 | -47 | -137 | -14 | -20 | -85 | 263 | -87 | -117 |
| 2006 | 73 | -16 | -59 | -16 | 218 | -94 | 8 | -28 | -52 | -45 | 11 | 67 |
| 2007 | 38 | -112 | 136 | 36 | -2 | -87 | 110 | -43 | 50 | -109 | -38 | 28 |
| 2008 | -21 | -52 | 109 | 119 | -63 | -27 | -92 | -86 | 177 | -69 | -66 | 155 |
| 2009 | -16 | 14 | 58 | -111 | 98 | 25 | -182 | 168 | -143 | 15 | -6 | -19 |
| 2010 | 112 | 48 | -186 | 46 | 20 | 67 | -63 | -5 | 15 | -49 | 56 | -90 |
| 2011 | 60 | -53 | 69 | -39 | 85 | -60 | 54 | -71 | -57 | 112 | -48 | -43 |
| 2012 | 96 | 22 | -32 | 44 | -62 | -8 | 97 | -152 | 42 | 15 | 35 | -38 |
| 2013 | 101 | -123 | ||||||||||
| - = 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 |