Chad
2.069% (2009 est.)

Chile
0.881% (2009 est.)

China
0.655% (2009 est.)

Christmas Island
0% (2009 est.)

Cocos (Keeling) Islands
0% (2009 est.)

Colombia
1.377% (2009 est.)

Comoros
2.766% (2009 est.)

Congo, Democratic Republic of the
3.208% (2009 est.)

Congo, Republic of the
2.754% (2009 est.)

Cook Islands
-3.302% (2009 est.)