The 2008 CIA World Factbook

by United States. Central Intelligence Agency

Denmark
22.9% of GDP (2007 est.)

Dominican Republic
18.8% of GDP (2007 est.)

Ecuador
21.9% of GDP (2007 est.)

Egypt
21.2% of GDP (2007 est.)

El Salvador
16.1% of GDP (2007 est.)

Equatorial Guinea
37.9% of GDP (2007 est.)

Eritrea
19.1% of GDP (2007 est.)

Estonia
31.9% of GDP (2007 est.)

Ethiopia
25.9% of GDP (2007 est.)

European Union
21.5% of GDP (2006 est.)