2015
2014
Feb
Apr
Jun
Aug
Dec
Aug
Oct
40
60
100
80
Dollars per barrel
2015
2014
Feb
Apr
Jun
Aug
Dec
Aug
Oct
40
60
100
80
Dollars per barrel
2015
2014
Feb
Apr
Jun
Aug
Dec
Aug
Oct
40
60
100
80
Dollars per barrel
Feb
Apr
Jun
Aug
Dec
Aug
2015
2014
Oct
40
60
100
80
Dollars per barrel