male: 18.35 years
female: 18.87 years (2005 est.)

Congo, Democratic Republic of the
total: 15.8 years
male: 15.4 years
female: 16.2 years (2005 est.)

Congo, Republic of the
total: 20.7 years
male: 20.2 years
female: 21.1 years (2005 est.)

Costa Rica
total: 26.03 years
male: 25.59 years
female: 26.5 years (2005 est.)

Cote d'Ivoire
total: 19.05 years
male: 19.36 years
female: 18.76 years (2005 est.)

Croatia
total: 39.97 years
male: 38.01 years
female: 41.76 years (2005 est.)

Cuba
total: 35.36 years
male: 34.73 years
female: 35.98 years (2005 est.)

Cyprus
total: 34.68 years
male: 33.64 years
female: 35.7 years (2005 est.)

Czech Republic
total: 38.97 years
male: 37.2 years
female: 40.82 years (2005 est.)

Denmark
total: 39.47 years
male: 38.55 years
female: 40.4 years (2005 est.)

Djibouti
total: 18.23 years
male: 18.77 years
female: 17.69 years (2005 est.)

Dominica
total: 29.59 years
male: 29.26 years
female: 29.95 years (2005 est.)

Dominican Republic
total: 23.88 years
male: 23.68 years
female: 24.09 years (2005 est.)

East Timor
total: 20.41 years
male: 20.46 years
female: 20.35 years (2005 est.)

Ecuador
total: 23.27 years
male: 22.82 years
female: 23.74 years (2005 est.)

Egypt
total: 23.68 years
male: 23.31 years
female: 24.05 years (2005 est.)

El Salvador
total: 21.57 years
male: 20.44 years
female: 22.69 years (2005 est.)

Equatorial Guinea
total: 18.83 years
male: 18.2 years
female: 19.46 years (2005 est.)

Eritrea
total: 17.54 years
male: 17.35 years
female: 17.73 years (2005 est.)

Estonia
total: 39.06 years
male: 35.52 years
female: 42.35 years (2005 est.)

Ethiopia
total: 17.75 years
male: 17.64 years
female: 17.85 years (2005 est.)

European Union
NA

Faroe Islands
total: 35.11 years
male: 34.64 years
female: 35.68 years (2005 est.)

Fiji
total: 24.28 years
male: 23.84 years
female: 24.74 years (2005 est.)

Finland
total: 40.97 years
male: 39.43 years
female: 42.52 years (2005 est.)

France
total: 38.85 years
male: 37.3 years
female: 40.39 years (2005 est.)

French Guiana
total: 28.45 years
male: 29.49 years
female: 27.31 years (2005 est.)

French Polynesia
total: 27.48 years
male: 27.84 years
female: 27.1 years (2005 est.)

Gabon
total: 18.5