The 2008 CIA World Factbook

by United States. Central Intelligence Agency

Bosnia and Herzegovina
34% of GDP (2007 est.)

Botswana
5.4% of GDP (2007 est.)

Brazil
45.1% of GDP (2007 est.)

Bulgaria
10.5% of GDP (2007 est.)

Cameroon
15.5% of GDP (2007 est.)

Canada
64.2% of GDP (2007 est.)

Chile
4.1% of GDP (2007 est.)

China
18.4% of GDP (2007 est.)

Colombia
52.8% of GDP (2007 est.)

Costa Rica
46.6% of GDP (2007 est.)