The 2005 CIA World Factbook

by United States. Central Intelligence Agency

Tunisia
total: 27.29 years
male: 26.78 years
female: 27.82 years (2005 est.)

Turkey
total: 27.7 years
male: 27.52 years
female: 27.89 years (2005 est.)

Turkmenistan
total: 21.56 years
male: 20.68 years
female: 22.44 years (2005 est.)

Turks and Caicos Islands
total: 27.35 years
male: 28.08 years
female: 26.62 years (2005 est.)

Tuvalu
total: 24.45 years
male: 23.36 years
female: 25.85 years (2005 est.)

Uganda
total: 14.97 years
male: 14.87 years
female: 15.08 years (2005 est.)

Ukraine
total: 38.22 years
male: 34.91 years
female: 41.21 years (2005 est.)

United Arab Emirates
total: 27.9 years
male: 35.2 years
female: 22.9 years (2005 est.)

United Kingdom
total: 38.99 years
male: 37.89 years
female: 40.13 years (2005 est.)

United States
total: 36.27 years
male: 34.94 years
female: 37.6 years (2005 est.)