Austria
total: 40 years
male: 38.8 years
female: 41.2 years (2004 est.)
Azerbaijan
total: 27.3 years
male: 25.9 years
female: 28.8 years (2004 est.)
Bahamas, The
total: 27.3 years
male: 26.5 years
female: 28 years (2004 est.)
Bahrain
total: 29 years
male: 31.9 years
female: 25.3 years (2004 est.)
Bangladesh
total: 21.5 years
male: 21.5 years
female: 21.5 years (2004 est.)
Barbados
total: 33.7 years
male: 32.6 years
female: 34.9 years (2004 est.)
Belarus
total: 36.9 years
male: 34.2 years
female: 39.5 years (2004 est.)
Belgium
total: 40.2 years
male: 38.9 years
female: 41.5 years (2004 est.)
Belize
total: 19.1 years
male: 19 years
female: 19.3 years (2004 est.)
Benin
total: 16.5 years
male: 16 years
female: 16.9 years (2004 est.)