Togo
total: 19.2 years
male: 18.9 years
female: 19.4 years (2010 est.)
Tonga
total: 22.7 years
male: 22.3 years
female: 23.2 years (2010 est.)
Trinidad and Tobago
total: 32.6 years
male: 32.1 years
female: 33.1 years (2010 est.)
Tunisia
total: 29.7 years
male: 29.1 years
female: 30.3 years (2010 est.)
Turkey
total: 28.1 years
male: 27.7 years
female: 28.4 years (2010 est.)
Turkmenistan
total: 24.8 years
male: 24.4 years
female: 25.3 years (2010 est.)
Turks and Caicos Islands
total: 28 years
male: 28.8 years
female: 27.3 years (2010 est.)
Tuvalu
total: 23.9 years
male: 22.4 years
female: 26 years (2010 est.)
Uganda
total: 15 years
male: 14.9 years
female: 15.1 years (2010 est.)
Ukraine
total: 39.7 years
male: 36.5 years
female: 42.9 years (2010 est.)