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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. Normal Butane-Butylene Product Supplied (Thousand Barrels)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1981
5,513
5,000
5,305
2,580
4,267
4,060
4,302
1,538
2,565
5,152
4,906
3,780
1982
3,674
3,761
6,165
3,914
3,109
1,040
2,028
1,470
1,994
3,318
2,587
3,825
1983
6,017
3,493
2,856
1,833
2,734
2,097
3,215
3,656
4,334
3,642
5,299
6,176
1984
3,929
4,174
3,396
4,005
4,296
5,706
4,840
5,043
4,104
5,480
3,812
3,705
1985
2,997
4,149
3,934
2,711
3,399
3,369
4,464
4,105
3,464
3,733
2,382
4,177
1986
4,637
5,749
5,593
4,188
4,169
3,466
5,044
3,198
2,638
4,505
5,750
4,511
1987
4,631
4,382
5,170
3,413
4,834
3,482
4,998
3,611
4,617
4,945
4,811
6,257
1988
5,455
5,615
5,383
4,140
4,441
4,168
4,058
4,457
5,767
5,289
5,538
5,302
1989
5,906
5,255
5,636
5,586
5,265
6,598
5,691
6,161
6,702
6,585
5,468
3,889
1990
3,638
2,199
2,956
3,574
3,040
3,487
2,614
2,822
4,778
3,450
5,054
2,538
1991
2,672
2,622
2,135
3,856
2,372
5,628
3,720
2,110
3,097
2,319
3,764
3,090
1992
3,300
2,470
2,501
2,608
3,715
5,242
5,005
3,289
3,066
3,376
3,778
3,154
1993
1,453
358
3,094
2,818
2,271
3,886
4,616
2,110
3,345
2,891
2,007
2,494
1994
3,588
3,409
3,756
4,992
5,377
3,289
5,707
4,175
3,549
3,715
1,633
3,627
1995
2,372
2,706
2,723
4,322
4,872
4,682
4,780
4,695
831
3,402
2,767
3,097
1996
2,715
2,084
3,669
4,418
6,231
5,826
3,764
1,633
2,692
2,921
3,384
2,204
1997
2,302
1,000
2,550
3,235
4,586
3,630
4,697
4,198
3,763
1,745
1,358
3,127
1998
1,213
531
3,274
2,849
4,422
3,346
4,795
3,409
1,687
3,165
1,838
2,512
1999
1,091
573
3,554
4,941
3,080
5,125
4,713
5,558
7,391
4,612
-884
3,646
2000
2,177
1,504
3,337
5,575
6,345
5,986
5,517
5,435
1,945
5,374
-1,879
2,845
2001
3,023
636
3,589
6,370
5,366
5,414
5,358
4,354
2,882
2,754
1,806
1,047
2002
2,964
2,883
3,756
4,810
5,511
5,712
4,824
3,179
3,542
1,386
1,209
86
2003
1,128
1,784
5,481
5,596
5,864
6,414
6,681
6,583
3,737
1,867
526
156
2004
-18
1,846
4,010
7,481
5,274
5,658
5,850
5,223
4,978
1,844
2,501
958
2005
2,472
2,466
4,179
4,896
4,262
5,237
3,467
6,341
4,282
1,010
1,200
416
2006
-1,309
537
2,705
4,359
6,226
6,622
7,317
6,601
4,315
2,790
2,460
-412
2007
814
1,480
3,541
5,691
4,520
6,588
5,635
4,623
1,788
3,031
886
-738
2008
-922
1,327
1,518
4,336
Updated on 6/26/2008
Source: U.S. Energy Information Administration
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