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Monthly
Annual
Download Data (XLS File)
Midwest (PADD 2) Normal Butane-Butylene Stock Change(Thousand Barrels)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1981
-123
-950
-231
415
666
1,078
1,313
778
175
-934
-1,193
-1,743
1982
-1,138
-535
-711
305
412
712
-275
467
-258
-636
-789
-407
1983
-251
488
96
137
172
1,091
262
982
-141
-461
-1,132
-649
1984
-889
-165
39
162
538
3
264
-69
470
-563
-242
-639
1985
-140
-679
107
25
597
810
1,047
517
-87
-485
-848
-94
1986
-729
-177
-370
161
446
652
451
738
438
212
-494
-1,195
1987
-844
-568
-321
325
516
300
534
450
179
74
-644
-405
1988
-56
-414
147
625
692
978
963
864
269
-309
-1,071
-1,038
1989
-1,453
-287
-26
594
1,128
770
1,199
1,207
189
-1,829
-1,227
-2,010
1990
-903
-384
954
18
1,114
1,161
1,215
1,473
390
-441
-1,489
-1,982
1991
-1,651
-700
844
1,069
1,291
1,152
1,269
1,259
110
-710
-1,830
-1,890
1992
-1,896
-136
1,185
1,537
1,938
1,093
1,596
1,355
348
-1,476
-2,102
-3,002
1993
-1,786
-779
528
1,285
1,355
1,613
1,785
1,261
325
-1,918
-1,355
-1,656
1994
-1,712
-1,456
323
1,374
963
1,211
1,649
1,215
256
-1,327
-1,718
-2,730
1995
-1,416
-591
217
1,296
1,247
998
1,291
1,376
2,566
-1,250
-1,619
-2,660
1996
-1,653
-1,519
-5
1,401
1,005
663
1,160
993
-82
156
-1,173
-1,300
1997
-1,636
-661
-755
669
1,526
1,306
1,395
1,484
53
-829
-1,824
-1,507
1998
-1,497
-513
-59
2,127
1,629
1,534
1,157
827
-292
-1,061
-1,614
-1,955
1999
-851
-1,175
-210
1,168
1,095
1,760
1,418
1,383
-371
-793
-1,189
-2,110
2000
-1,564
-1,234
-170
1,583
1,622
1,593
1,550
1,838
310
-1,154
-1,400
-1,924
2001
-2,212
-1,382
-326
1,290
1,603
2,295
2,159
2,042
448
-1,250
-2,458
-2,200
2002
-2,589
-1,545
242
1,611
1,942
1,911
2,280
2,509
173
-1,793
-3,250
-2,063
2003
-2,124
-1,407
-246
1,491
1,699
1,581
2,317
2,130
275
-1,126
-2,169
-2,303
2004
-1,483
-1,679
-187
1,303
2,026
1,654
2,392
1,936
578
-1,487
-2,380
-2,576
2005
-2,283
-708
114
1,817
1,826
2,027
2,063
2,017
-805
-1,620
-2,017
-2,707
2006
-1,214
-1,043
291
2,117
2,040
2,090
2,342
1,423
511
-855
-2,928
-2,181
2007
-1,881
-1,604
-229
1,707
2,373
1,631
1,833
3,009
98
-1,199
-2,538
-3,134
2008
-2,286
-1,985
-92
1,795
2,186
2,501
1,710
2,103
53
-1,261
-3,084
-2,976
2009
-2,411
-1,013
-577
1,736
2,313
2,193
3,176
2,800
-
= No Data Reported;
--
= Not Applicable;
NA
= Not Available;
W
= Withheld to avoid disclosure of individual company data.
Release Date: 10/29/2009
Next Release Date: Last Week of November 2009
Referring Pages:
Midwest (PADD 2) Supply and Disposition
Normal Butane/Butylene Supply and Disposition