Canada
5.8% (2010 est.)

Cape Verde
4% (2010 est.)

Cayman Islands
NA%

Central African Republic
3% (2002)

Chad
3% (2010 est.)

Chile
3.2% (2010 est.)

China
11% (2010 est.)

Colombia
5.5% (2010 est.)

Comoros
NA%

Congo, Democratic Republic of the
NA%