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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
Rocky Mountain (PADD 4) Pentanes Plus Stock Change (Thousand Barrels)
Year
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1981
37
40
18
-12
41
-21
5
-6
-17
-7
-38
28
1982
-5
9
-66
10
-5
12
-7
2
15
5
5
-12
1983
-32
14
-34
11
0
-8
19
-4
-5
18
-6
-16
1984
-1
4
13
33
21
-1
1
-22
34
19
-42
-48
1985
37
-5
6
-13
-52
26
-34
2
35
-17
3
-10
1986
-19
-7
21
-26
10
-8
14
-21
15
0
8
2
1987
-27
3
13
6
-5
12
-16
12
-10
5
2
-3
1988
0
3
25
-39
22
-24
0
-7
0
16
-5
-2
1989
0
4
-24
15
10
-9
36
3
-30
39
4
-2
1990
-20
-14
-22
2
6
13
-2
-10
2
-1
-6
21
1991
-19
2
8
2
-20
6
3
-7
14
-11
1
9
1992
-14
-6
14
-1
18
1
9
-4
12
-11
-4
-8
1993
3
-2
-11
15
13
-17
-13
33
34
4
-20
-8
1994
-12
8
-5
4
5
1
-3
-2
-2
-1
4
6
1995
37
-37
-7
15
-10
5
35
-38
-5
-9
4
2
1996
-2
15
-11
7
8
-14
-6
-9
38
-24
9
-21
1997
5
-2
16
12
8
-15
29
-17
2
9
13
-3
1998
-8
14
-9
-15
9
-8
3
1
-14
22
-4
-6
1999
9
-2
-6
3
0
-5
14
22
-40
8
21
72
2000
-2
-4
8
1
17
-19
-29
26
-16
14
-24
-1
2001
1
40
7
-3
-25
-42
5
-32
-6
-6
-12
10
2002
-10
13
37
-4
16
-12
-32
-9
8
-1
43
-5
2003
-3
21
-3
-70
0
7
-9
8
-1
-6
1
8
2004
-7
23
-11
-32
18
-3
5
-4
-4
2
-24
-6
2005
2
-5
4
4
-2
-2
-2
0
4
-3
7
-7
2006
5
0
9
26
23
-7
-6
13
2
-23
-9
-1
2007
-43
10
22
-45
4
7
4
25
-8
-26
-11
5
2008
2
4
15
-15
Updated on 6/26/2008
Source: U.S. Energy Information Administration
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