Cape Verde
5.7% of GDP (2008)
Cayman Islands
2.6% of GDP (2006)
Central African Republic
1.3% of GDP (2007)
Chad
1.9% of GDP (2005)
Chile
3.4% of GDP (2007)
China
1.9% of GDP (1999)
Colombia
3.9% of GDP (2008)
Comoros
7.6% of GDP (2008)
Congo, Democratic Republic of the
NA
Congo, Republic of the
1.9% of GDP (2005)