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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
East Coast (PADD 1) Normal Butane-Butylene Product Supplied (Thousand Barrels)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1986
930
579
448
545
661
407
525
575
534
203
365
503
1987
364
368
550
487
163
776
316
363
424
732
800
323
1988
844
542
589
640
253
331
379
382
312
631
488
309
1989
583
1,000
450
478
429
140
212
206
578
506
465
674
1990
-146
714
74
332
150
3
166
526
465
36
341
664
1991
134
18
133
136
255
218
217
47
863
-133
648
398
1992
316
43
239
260
207
219
153
145
407
593
328
277
1993
3
-35
222
206
138
256
274
164
-57
-73
304
166
1994
244
-161
186
146
251
152
217
140
34
-207
-396
200
1995
104
156
117
276
216
242
253
183
135
-3
68
-11
1996
-7
100
67
121
79
102
22
22
83
64
-19
-24
1997
-66
107
106
201
192
114
218
203
99
-332
-68
-365
1998
-210
-171
-87
67
132
290
80
-22
148
76
-8
-81
1999
-108
-43
148
185
222
326
363
218
85
-316
-952
-834
2000
6
-27
156
465
549
373
366
458
200
-68
-233
119
2001
207
-119
465
773
470
477
601
481
301
138
73
-168
2002
-2
238
332
612
743
679
682
505
246
6
133
258
2003
253
191
402
558
612
715
497
425
61
230
84
-65
2004
172
180
288
453
400
452
482
319
101
-452
33
143
2005
14
-163
38
384
546
482
829
644
-413
23
17
-49
2006
-139
212
220
319
452
682
716
-169
-42
162
192
-873
2007
-66
38
194
464
620
317
207
551
-36
37
-286
-151
2008
-184
-115
203
445
Updated on 6/26/2008
Source: U.S. Energy Information Administration
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