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East Coast (PADD 1) Isobutane-Isobutylene Imports (Thousand Barrels)
East Coast (PADD 1) Isobutane-Isobutylene Imports (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1984 53 22 75 76 97 105 95 61 130 55 37 123
  1985 150 72 66 154 117 158 141 56 75 350 263 200
  1986 391 253 82 169 145 133 100 55 99 173 290 439
  1987 255 308 236 234 75 81 73 144 70 126 202 295
  1988 385 165 110 172 76 53 65 55 72 133 244 275
  1989 23 23 28 17 9 16 11 12 12 8 13 7
  1990 7 2 20 4 1 4 11 18 3 5 5
  1991 0 0 5 11 28 56 55 20 3 0 2 6
  1992 0 2 11 7 11 15 0 12 17 2 4 2
  1993 1 32 15 7 10 9 7 12 7 6
  1994 12 11 18 13 10 6 6 2
  1995 25 65 3 33 5 8 11 12 12 47 4 2
  1996 10 11 12 12 1 2 1 2
  1997 40 4 17 14 6 84
  1999 5 73 105 17
  2000 138 98 32 69 89 110 124 68 83 80 110
  2001 47 56 56 115
  2002 45 171 220 47 47
  2003 18 95 107 107 36 59 99
  2004 96 102 134 0 0 133 0
  2005 143 220 57 263
  2006 139 96 151 305 197 117 109 139 196 276
  2007 185 178 144 216 147 280 160 248 129 223 127
  2008 131 250 147 234 140 181 121

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 9/30/2008
Next Release Date: Last Week of October 2008

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