Kazakhstan
total: 28.8 years
male: 27.2 years
female: 30.5 years (2006 est.)
Kenya
total: 18.2 years
male: 18.1 years
female: 18.3 years (2006 est.)
Kiribati
total: 20.2 years
male: 19.8 years
female: 20.8 years (2006 est.)
Korea, North
total: 32 years
male: 30.7 years
female: 33.4 years (2006 est.)
Korea, South
total: 35.2 years
male: 34.2 years
female: 36.3 years (2006 est.)
Kuwait
total: 25.9 years
male: 28 years
female: 22.3 years (2006 est.)
Kyrgyzstan
total: 23.6 years
male: 22.8 years
female: 24.5 years (2006 est.)
Laos
total: 18.9 years
male: 18.6 years
female: 19.2 years (2006 est.)
Latvia
total: 39.4 years
male: 36.3 years
female: 42.4 years (2006 est.)
Lebanon
total: 27.8 years
male: 26.7 years
female: 28.9 years (2006 est.)