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View History:
Monthly
Annual
Download Data (XLS File)
West Coast (PADD 5) Normal Butane-Butylene Stock Change(Thousand Barrels per Day)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1981
-5
-2
-1
1
1
6
3
0
1
1
1
-9
1982
-4
-4
0
3
1
1
4
3
2
1
1
-5
1983
-21
-2
-1
3
-1
6
7
17
1
1
-8
-12
1984
-21
-5
4
0
3
2
8
12
3
-3
-13
-2
1985
-6
-3
5
9
11
19
5
5
2
1
-15
-17
1986
-2
-21
9
4
1
3
11
8
16
-4
-14
-8
1987
-32
-8
4
4
3
11
12
9
11
8
-15
-24
1988
-22
-4
8
9
7
18
10
12
-10
20
-11
-24
1989
-20
-1
19
14
12
7
18
-5
7
-2
-25
10
1990
-53
-9
2
17
10
7
10
17
14
7
-31
-28
1991
-9
-11
10
1
4
7
9
9
4
14
-22
-35
1992
-5
-2
6
9
8
17
16
4
8
10
-19
-27
1993
-18
-4
7
10
16
7
1
22
-3
13
-17
-32
1994
-26
-9
17
4
1
30
-3
12
12
8
-29
-31
1995
-8
-4
5
22
3
11
13
8
17
10
-38
-20
1996
-23
-3
5
14
3
15
11
14
4
9
-35
-13
1997
-37
-8
13
12
16
1
10
26
15
12
-38
-28
1998
-25
3
19
11
25
-1
6
14
11
-7
-14
-46
1999
-18
0
16
15
14
-1
12
15
-4
-1
-34
-30
2000
-15
-1
10
27
4
11
-6
23
27
8
-14
-44
2001
-43
-10
13
10
19
24
3
12
32
10
-35
-32
2002
-33
-7
23
10
2
-13
21
9
21
8
-36
-34
2003
-15
-2
4
21
2
10
10
4
6
9
-15
-18
2004
-22
3
9
-7
15
1
-3
17
11
9
-22
-32
2005
-4
-4
12
-1
10
13
4
7
8
5
-8
-42
2006
-12
2
10
22
10
7
7
14
16
14
-37
-36
2007
-21
-6
17
15
12
18
5
29
26
3
-24
-36
2008
-53
-15
9
18
38
20
17
22
9
9
-28
-56
2009
-30
-11
10
10
0
22
0
29
-
= 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:
Normal Butane/Butylene Supply and Disposition
West Coast (PADD 5) Supply and Disposition