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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
Midwest (PADD 2) Ethane-Ethylene Ending Stocks (Thousand Barrels)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1981
1,910
1,717
1,632
1,566
1,645
1,637
1,511
1,879
1,961
1,893
1,832
1,657
1982
1,579
1,627
1,876
1,886
1,821
2,048
1,680
1,613
1,309
1,327
1,760
2,109
1983
2,180
2,191
2,172
1,966
2,064
2,257
2,047
2,075
1,966
2,191
1,977
1,862
1984
5,485
5,356
5,088
4,249
4,717
4,733
4,345
4,515
4,194
4,609
4,402
4,072
1985
3,859
3,865
3,583
3,353
3,125
3,571
3,473
3,133
2,541
2,534
2,351
2,164
1986
2,770
3,013
2,877
3,055
2,910
3,178
2,725
2,436
2,688
2,945
3,255
3,312
1987
2,620
3,227
3,425
3,342
4,067
3,339
3,412
3,620
4,019
4,353
4,991
4,897
1988
3,662
2,996
2,978
2,772
3,429
3,401
3,948
3,877
4,523
4,598
4,497
4,192
1989
3,865
3,520
3,798
4,801
5,443
5,359
5,490
5,477
4,942
4,988
4,731
4,231
1990
4,477
5,021
5,694
5,642
4,829
5,150
4,773
4,859
5,495
5,765
5,841
5,530
1991
4,995
4,739
5,257
5,591
5,821
5,935
5,902
5,897
5,399
5,556
5,289
4,852
1992
4,387
4,079
4,156
4,808
5,298
5,321
5,815
5,513
5,147
5,319
4,880
4,812
1993
4,677
4,225
4,242
4,291
3,720
4,326
3,444
4,304
5,412
5,471
4,993
4,384
1994
3,903
4,050
3,333
3,425
3,987
3,591
3,080
3,671
3,688
3,691
3,366
3,463
1995
2,517
2,967
2,411
3,092
3,706
3,944
3,941
3,380
2,693
2,691
2,881
2,085
1996
2,948
2,742
2,272
2,099
2,958
3,066
2,930
2,648
2,466
2,671
3,081
3,469
1997
3,293
3,132
3,358
3,028
2,772
3,656
3,545
3,360
3,056
3,365
3,358
2,978
1998
2,868
3,447
3,406
3,903
4,115
4,644
4,888
5,145
5,532
5,604
4,971
4,844
1999
4,041
3,789
4,208
3,471
3,983
3,579
3,645
3,818
3,742
3,541
4,492
4,434
2000
4,368
4,164
3,811
3,830
3,394
3,530
3,638
3,626
4,086
3,757
3,076
3,646
2001
3,058
2,753
3,021
2,785
2,890
2,723
3,213
3,466
3,570
3,465
3,046
2,847
2002
3,570
4,098
2,179
2,922
3,600
2,992
3,835
3,233
3,662
3,028
1,931
3,314
2003
2,196
2,219
2,741
2,060
2,309
2,045
2,794
2,372
2,133
2,251
2,553
2,435
2004
2,967
2,393
1,822
2,395
2,390
1,666
2,198
2,670
2,859
2,061
2,861
3,551
2005
3,418
3,428
3,183
2,322
2,458
2,093
2,342
2,849
2,578
3,030
2,865
2,622
2006
3,269
2,847
2,753
3,030
2,343
2,124
1,878
2,726
2,884
3,297
3,198
3,670
2007
4,008
3,829
4,587
3,566
3,703
3,159
2,595
1,814
2,195
2,573
3,013
3,130
2008
2,382
2,609
2,882
3,257
Updated on 6/26/2008
Source: U.S. Energy Information Administration
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