Cook Islands
total: 25.3 years
male: 24.7 years
female: 25.9 years (2001 census)
Costa Rica
total: 26.4 years
male: 26 years
female: 26.9 years (2006 est.)
Cote d'Ivoire
total: 19.2 years
male: 19.4 years
female: 18.9 years (2006 est.)
Croatia
total: 40.3 years
male: 38.3 years
female: 42.1 years (2006 est.)
Cuba
total: 35.9 years
male: 35.2 years
female: 36.5 years (2006 est.)
Cyprus
total: 34.9 years
male: 33.9 years
female: 35.9 years (2006 est.)
Czech Republic
total: 39.3 years
male: 37.5 years
female: 41.1 years (2006 est.)
Denmark
total: 39.8 years
male: 38.9 years
female: 40.7 years (2006 est.)
Djibouti
total: 18.2 years
male: 18.7 years
female: 17.7 years (2006 est.)
Dominica
total: 30.1 years
male: 29.8 years
female: 30.4 years (2006 est.)