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Note: These data are available in spreadsheet format by clicking the ''Download Series History'' link on the previous page (with drop-down menu bar at top).
 View History:    Monthly     Annual   
U.S. Liquefied Petroleum Gases, Isobutane Imports (Thousand Barrels)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1995 681 216 115 366 332 506 612 621 372 65 219 210
  1996 436 127 461 297 446 617 643 477 514 328 64 291
  1997 213 329 565 614 756 652 570 616 545 327 213 334
  1998 516 667 470 488 848 593 603 405 537 269 104 175
  1999 237 186 156 326 476 501 637 84 285 443 441 448
  2000 497 443 310 486 595 910 712 300 212 196 249 60
  2001 100 227 478 977 1,045 1,058 138 541 279 61 69 122
  2002 54 327 561 378 389 260 173 166 19 14 15 27
  2003 36 311 116 485 355 615 674 869 665 231 311 109
  2004 204 666 421 449 463 200 639 760 644 97 283 262
  2005 489 781 683 1,026 939 921 1,020 1,261 928 1,116 639 414
  2006 693 513 294 1,289 1,730 1,317 1,380 1,372 1,792 991 504 666
  2007 723 290 695 627 752 1,097 761 671 315 668 326 398
  2008 459 725 341 821

Updated on 6/26/2008
Source: U.S. Energy Information Administration
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