Nafta, 0
Nafta, 1998
Nafta, 2006
Nafta, 2007 U$S 14.500
Nafta, 2005
Gasoil, 2002
Gasoil, 1978 U$S 8.500
Nafta, 2008 U$S 9.750
Nafta, 1997
Gasoil, 0
Nafta, 2009
Nafta, 2007 U$S 60.000
Gasoil, 2005 U$S 21.500
Nafta, 2006 U$S 19.500