Cameroon
11.8% (2001 est.)

Canada
0.3% (2001 est.)

Cape Verde
0.04% (2001 est.)

Cayman Islands
NA%

Central African Republic
12.9% (2001 est.)

Chad
3.6% 5%-7% (2001 est.)

Chile
0.3% (2001 est.)

China
less than 0.1% (2001 est.)

Christmas Island
NA%

Cocos (Keeling) Islands
NA%