Burundi
3.6% (2007 est.)
Cambodia
10.1% (2007 est.)
Cameroon
2.7% (2007 est.)
Canada
2.7% (2007 est.)
Cape Verde
6.9% (2007 est.)
Cayman Islands
0.9% (2004 est.)
Central African Republic
4% (2007 est.)
Chad
1.3% (2007 est.)
Chile
5.1% (2007 est.)
China
11.9% (2007 est.)