Price of oil graphs by month
2012
January
February
2011
January
February
March
April
May
June
July
August
September
October
November
December
2010
January
February
March
April
May
June
July
August
September
October
November
December
2009
January
February
March
April
May
June
July
August
September
October
November
December
2008
January
February
March
April
May
June
July
August
September
October
November
December
2007
January
February
March
April
May
June
July
August
September
October
November
December
2006
January
February
March
April
May
June
July
August
September
October
November
December
2005
January
February
March
April
May
June
July
August
September
October
November
December
2004
January
February
March
April
May
June
July
August
September
October
November
December
2003
January
February
March
April
May
June
July
August
September
October
November
December
2002
January
February
March
April
May
June
July
August
September
October
November
December
2001
January
February
March
April
May
June
July
August
September
October
November
December
2000
January
February
March
April
May
June
July
August
September
October
November
December
1999
January
February
March
April
May
June
July
August
September
October
November
December
1998
January
February
March
April
May
June
July
August
September
October
November
December
1997
January
February
March
April
May
June
July
August
September
October
November
December
1996
January
February
March
April
May
June
July
August
September
October
November
December
1995
January
February
March
April
May
June
July
August
September
October
November
December
1994
January
February
March
April
May
June
July
August
September
October
November
December
1993
January
February
March
April
May
June
July
August
September
October
November
December
1992
January
February
March
April
May
June
July
August
September
October
November
December
1991
January
February
March
April
May
June
July
August
September
October
November
December
1990
January
February
March
April
May
June
July
August
September
October
November
December
1989
January
February
March
April
May
June
July
August
September
October
November
December
1988
January
February
March
April
May
June
July
August
September
October
November
December
1987
January
February
March
April
May
June
July
August
September
October
November
December
1986
January
February
March
April
May
June
July
August
September
October
November
December
1985
January
February
March
April
May
June
July
August
September
October
November
December
1984
January
February
March
April
May
June
July
August
September
October
November
December
1983
April
May
June
July
August
September
October
November
December