The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Chile
2.7% of GDP (2006)

China
4.3% of GDP (2006)

Colombia
3.4% of GDP (2005 est.)

Comoros
2.8% of GDP (2006)

Congo, Democratic Republic of the
2.5% of GDP (2006)

Congo, Republic of the
0.9% of GDP (2009)

Costa Rica
0.6% of GDP (2009)

Cote d'Ivoire
1.5% of GDP (2009)

Croatia
2.39% of GDP (2005 est.)

Cuba
3.8% of GDP (2006 est.)