The 2006 CIA World Factbook

by United States. Central Intelligence Agency

Chad
$1,400 (2005 est.)

Chile
$11,900 (2005 est.)

China
$6,800 (2005 est.)

Colombia
$7,900 (2005 est.)

Comoros
$600 (2005 est.)

Congo, Democratic Republic of the
$700 (2005 est.)

Congo, Republic of the
$1,300 (2005 est.)

Cook Islands
$9,100 (2005 est.)

Costa Rica
$11,400 (2005 est.)

Cote d'Ivoire
$1,600 (2005 est.)