United Arab Emirates
total: 30.2 years
male: 32.1 years
female: 24.8 years (2010 est.)
United Kingdom
total: 39.8 years
male: 38.6 years
female: 40.9 years (2010 est.)
United States
total: 36.8 years
male: 35.5 years
female: 38.1 years (2010 est.)
Uruguay
total: 33.7 years
male: 32.3 years
female: 35.1 years (2010 est.)
Uzbekistan
total: 25.2 years
male: 24.7 years
female: 25.8 years (2010 est.)
Vanuatu
total: 24.6 years
male: 24.5 years
female: 24.6 years (2010 est.)
Venezuela
total: 25.8 years
male: 25.1 years
female: 26.5 years (2010 est.)
Vietnam
total: 27.4 years
male: 26.4 years
female: 28.5 years (2010 est.)
Virgin Islands
total: 39.8 years
male: 39.2 years
female: 40.2 years (2010 est.)
Wallis and Futuna
total: 27.9 years
male: 26.8 years
female: 29.2 years (2010 est.)