The 2008 CIA World Factbook

by United States. Central Intelligence Agency

Cyprus
6.3% of GDP (2004)

Czech Republic
4.4% of GDP (2004)

Denmark
8.3% of GDP (2005)

Djibouti
8.4% of GDP (2006)

Dominica
5% of GDP (1999)

Dominican Republic
3.6% of GDP (2006)

Ecuador
1% of GDP (2001)

Egypt
4.2% of GDP (2006)

El Salvador
3.1% of GDP (2006)

Equatorial Guinea
0.6% of GDP (2003)