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| Refining District Louisiana Gulf Coast Normal Butane-Butylene Stocks at Natural Gas Processing Plants (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1993 | 178 | 185 | 213 | 236 | 358 | 389 | 280 | 374 | 396 | 341 | 251 | 303 |
| 1994 | 248 | 285 | 263 | 182 | 199 | 229 | 360 | 531 | 649 | 637 | 700 | 721 |
| 1995 | 672 | 357 | 431 | 492 | 514 | 616 | 804 | 957 | 1,029 | 775 | 419 | 419 |
| 1996 | 336 | 393 | 366 | 283 | 188 | 359 | 322 | 453 | 441 | 606 | 585 | 386 |
| 1997 | 180 | 156 | 136 | 252 | 64 | 240 | 412 | 422 | 282 | 399 | 464 | 290 |
| 1998 | 237 | 182 | 144 | 278 | 285 | 539 | 685 | 754 | 882 | 740 | 535 | 468 |
| 1999 | 264 | 384 | 478 | 405 | 299 | 478 | 300 | 287 | 369 | 218 | 299 | 340 |
| 2000 | 524 | 449 | 536 | 383 | 93 | 160 | 472 | 549 | 669 | 547 | 471 | 544 |
| 2001 | 521 | 316 | 287 | 410 | 615 | 806 | 943 | 771 | 855 | 976 | 607 | 276 |
| 2002 | 232 | 126 | 196 | 462 | 697 | 601 | 667 | 902 | 667 | 506 | 245 | 266 |
| 2003 | 240 | 388 | 268 | 279 | 129 | 230 | 423 | 766 | 580 | 601 | 392 | 192 |
| 2004 | 451 | 59 | 55 | 161 | 427 | 590 | 629 | 990 | 1,142 | 1,024 | 921 | 344 |
| 2005 | 240 | 58 | 135 | 611 | 492 | 667 | 989 | 966 | 485 | 159 | 227 | 231 |
| 2006 | 484 | 293 | 213 | 289 | 452 | 331 | 179 | 339 | 661 | 779 | 1,052 | 618 |
| 2007 | 541 | 590 | 365 | 466 | 813 | 931 | 762 | 598 | 696 | 619 | 194 | 250 |
| 2008 | 169 | 148 | 357 | 559 | 657 | 847 | 939 | 1,069 | 936 | 513 | 161 | 194 |
| 2009 | 141 | 168 | 327 | 497 | 905 | 1,091 | 1,326 | 1,439 | 1,259 | 1,337 | 859 | 458 |
| 2010 | 578 | 372 | 374 | 632 | 1,289 | 1,207 | 1,320 | 1,242 | 1,173 | 950 | 882 | 248 |
| 2011 | 235 | 72 | 262 | 221 | 415 | 661 | 770 | 1,204 | 1,252 | 970 | 392 | 258 |
| 2012 | 378 | 201 | 104 | 370 | 597 | 691 | 948 | 1,260 | 959 | 588 | 169 | 75 |
| 2013 | 248 | 208 | ||||||||||
| - = 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 |