The 2008 CIA World Factbook

by United States. Central Intelligence Agency

Central African Republic
$700 (2007 est.)

Chad
$1,500 (2007 est.)

Chile
$14,300 (2007 est.)

China
$5,400 (2007 est.)

Colombia
$7,400 (2007 est.)

Comoros
$1,100 (2007 est.)

Congo, Democratic Republic of the
$300 (2007 est.)

Congo, Republic of the
$3,400 (2007 est.)

Cook Islands
$9,100 (2005 est.)

Costa Rica
$11,100 (2007 est.)