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| Midwest (PADD 2) Product Supplied of Isobutane-Isobutylene (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1989 | 134 | -174 | -78 | -454 | -325 | -336 | -125 | -422 | -411 | -368 | -117 | 133 |
| 1990 | 104 | 147 | -204 | 40 | -38 | -154 | -307 | -74 | -165 | 592 | -39 | 48 |
| 1991 | 133 | -115 | 171 | 44 | -332 | -449 | -17 | -216 | -103 | -4 | 63 | -189 |
| 1992 | 47 | 65 | -192 | -86 | -16 | 223 | -162 | -149 | -240 | 74 | 6 | -154 |
| 1993 | -46 | -173 | -76 | 152 | 526 | -120 | 8 | 43 | 376 | 168 | 173 | |
| 1994 | 21 | 97 | 180 | 208 | 52 | -283 | -47 | -107 | 106 | 448 | 424 | -127 |
| 1995 | 98 | 117 | -314 | 345 | 47 | 50 | 290 | -107 | -279 | -136 | 335 | -121 |
| 1996 | 24 | -21 | 49 | -195 | 276 | 276 | 93 | 162 | -61 | 765 | 87 | 446 |
| 1997 | 57 | 484 | 300 | 87 | 319 | 383 | 536 | 289 | 69 | 384 | 260 | 552 |
| 1998 | 827 | 105 | 450 | 381 | 221 | 100 | 155 | -188 | 225 | 1,001 | 395 | 370 |
| 1999 | 269 | 292 | 324 | 325 | 260 | 226 | 445 | 133 | 249 | 441 | 478 | 605 |
| 2000 | 410 | 398 | 456 | 215 | 585 | 463 | 251 | 122 | -61 | 534 | 503 | 321 |
| 2001 | 451 | 298 | 312 | 308 | 212 | 168 | 28 | 53 | -266 | 84 | 592 | -83 |
| 2002 | -239 | 60 | 65 | -27 | -289 | -58 | -138 | -276 | -269 | -98 | -298 | 0 |
| 2003 | 131 | 132 | 109 | 108 | 76 | 44 | 45 | 136 | 253 | 391 | -56 | 651 |
| 2004 | -170 | 64 | -266 | -8 | -277 | -277 | -104 | 9 | -465 | 856 | -43 | 4 |
| 2005 | 58 | -142 | -173 | -215 | -221 | -242 | -225 | -219 | -65 | -173 | 21 | -108 |
| 2006 | -7 | 36 | -151 | -299 | -91 | -355 | -335 | -239 | -346 | -51 | -111 | 89 |
| 2007 | 178 | 23 | 140 | -202 | -518 | -169 | -370 | -328 | -312 | 98 | 41 | 22 |
| 2008 | 236 | 269 | 87 | -26 | -294 | -376 | -190 | -451 | -211 | -98 | 61 | -5 |
| 2009 | 49 | 242 | 167 | 221 | 69 | 43 | -14 | 16 | -82 | 68 | 100 | 355 |
| 2010 | 136 | 328 | 317 | 273 | 86 | 217 | 296 | 14 | 58 | 36 | -138 | 521 |
| 2011 | 308 | 86 | 264 | 155 | 73 | 177 | 420 | 254 | 124 | 212 | 281 | 73 |
| 2012 | 180 | 115 | 170 | 397 | -21 | 198 | 428 | 279 | 452 | 251 | 114 | 158 |
| 2013 | 401 | 106 | ||||||||||
| - = 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 |