Saudi Arabia Oil - exports: 7.92 million bbl/day (2003) Iran Oil - exports: 2.5 million bbl/day (2004 est.) Canada (2004) Oil - exports: 1.6 million bbl/day (2004) US Oil - exports: 1.048 million bbl/day (2004) Iraq Oil - exports: 1.5 million bbl/day (2006 est.) Please note the exports from Canada and the US Also according to PertoCanada's web site refineing makes up 16 % of the total cost at the pumpe That the oil industry makes up 2 % of cost and the rest is tax TAX