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Download Data (XLS File) |
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| West Coast (PADD 5) Normal Butane-Butylene Stock Change (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1981 | -151 | -70 | -37 | 33 | 20 | 172 | 81 | 15 | 43 | 44 | 17 | -276 |
| 1982 | -122 | -109 | 14 | 96 | 24 | 40 | 110 | 84 | 71 | 23 | 26 | -154 |
| 1983 | -638 | -63 | -46 | 81 | -41 | 185 | 229 | 513 | 22 | 24 | -237 | -381 |
| 1984 | -654 | -146 | 114 | -10 | 83 | 61 | 253 | 387 | 86 | -95 | -399 | -69 |
| 1985 | -194 | -96 | 149 | 263 | 337 | 571 | 149 | 164 | 72 | 28 | -437 | -524 |
| 1986 | -74 | -576 | 285 | 129 | 26 | 100 | 356 | 244 | 483 | -112 | -412 | -246 |
| 1987 | -987 | -219 | 128 | 107 | 92 | 315 | 374 | 283 | 344 | 249 | -439 | -734 |
| 1988 | -679 | -125 | 243 | 263 | 217 | 541 | 324 | 361 | -300 | 632 | -316 | -730 |
| 1989 | -634 | -21 | 587 | 411 | 370 | 205 | 569 | -167 | 198 | -65 | -757 | 303 |
| 1990 | -1,629 | -262 | 74 | 507 | 300 | 212 | 295 | 533 | 432 | 218 | -943 | -864 |
| 1991 | -283 | -315 | 305 | 30 | 138 | 222 | 269 | 275 | 121 | 430 | -663 | -1,097 |
| 1992 | -157 | -52 | 188 | 280 | 263 | 497 | 485 | 121 | 228 | 313 | -568 | -847 |
| 1993 | -570 | -109 | 202 | 287 | 497 | 212 | 45 | 675 | -93 | 409 | -514 | -981 |
| 1994 | -791 | -243 | 539 | 114 | 16 | 887 | -81 | 383 | 351 | 250 | -858 | -976 |
| 1995 | -246 | -114 | 148 | 646 | 90 | 332 | 416 | 263 | 516 | 320 | -1,125 | -632 |
| 1996 | -699 | -95 | 142 | 434 | 78 | 458 | 338 | 424 | 134 | 278 | -1,043 | -407 |
| 1997 | -1,149 | -236 | 388 | 346 | 490 | 39 | 306 | 819 | 452 | 368 | -1,140 | -865 |
| 1998 | -771 | 77 | 604 | 338 | 782 | -18 | 201 | 420 | 316 | -216 | -425 | -1,425 |
| 1999 | -560 | -3 | 506 | 447 | 447 | -34 | 384 | 479 | -119 | -39 | -1,024 | -943 |
| 2000 | -465 | -18 | 303 | 802 | 112 | 342 | -186 | 710 | 812 | 244 | -405 | -1,372 |
| 2001 | -1,338 | -267 | 398 | 286 | 588 | 708 | 97 | 370 | 945 | 301 | -1,036 | -1,001 |
| 2002 | -1,030 | -200 | 719 | 288 | 70 | -393 | 657 | 294 | 637 | 255 | -1,084 | -1,052 |
| 2003 | -451 | -64 | 118 | 625 | 70 | 300 | 308 | 125 | 187 | 286 | -461 | -561 |
| 2004 | -695 | 82 | 275 | -210 | 479 | 38 | -93 | 518 | 324 | 288 | -657 | -996 |
| 2005 | -113 | -120 | 387 | -26 | 316 | 376 | 137 | 224 | 234 | 162 | -228 | -1,301 |
| 2006 | -384 | 66 | 299 | 649 | 317 | 201 | 225 | 436 | 474 | 425 | -1,120 | -1,122 |
| 2007 | -655 | -178 | 525 | 447 | 373 | 549 | 142 | 903 | 766 | 88 | -707 | -1,130 |
| 2008 | -1,630 | -446 | 273 | 531 | 1,173 | 591 | 541 | 668 | 268 | 294 | -842 | -1,751 |
| 2009 | -938 | -297 | 303 | 295 | 4 | 673 | 533 | 959 | 608 | -494 | -1,214 | -854 |
| 2010 | -612 | -47 | 629 | 376 | 649 | 624 | 293 | 522 | 371 | 103 | -982 | -1,230 |
| 2011 | -1,394 | -445 | 376 | 651 | 307 | 845 | 439 | 914 | 562 | -255 | -1,407 | -1,286 |
| 2012 | -17 | -663 | 134 | 481 | 558 | 574 | 513 | 1,325 | 182 | -270 | -1,452 | -1,236 |
| 2013 | -525 | -305 | ||||||||||
| - = 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 |