l population: 2.19 male(s)/female (2008 est.)

United Kingdom
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1.02 male(s)/female
65 years and over: 0.75 male(s)/female
total population: 0.98 male(s)/female (2008 est.)

United States
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1 male(s)/female
65 years and over: 0.72 male(s)/female
total population: 0.97 male(s)/female (2008 est.)

Uruguay
at birth: 1.04 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 0.99 male(s)/female
65 years and over: 0.67 male(s)/female
total population: 0.95 male(s)/female (2008 est.)

Uzbekistan
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 0.99 male(s)/female
65 years and over: 0.75 male(s)/female
total population: 0.99 male(s)/female (2008 est.)

Vanuatu
at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.04 male(s)/female
65 years and over: 1.07 male(s)/female
total population: 1.04 male(s)/female (2008 est.)

Venezuela
at birth: 1.05 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 0.97 male(s)/female
65 years and over: 0.8 male(s)/female
total population: 0.98 male(s)/female (2008 est.)

Vietnam
at birth: 1.07 male(s)/female
under 15 years: 1.08 male(s)/female
15-64 years: 0.98 male(s)/female
65 years and over: 0.63 male(s)/female
total population: 0.98 male(s)/female (2008 est.)

Virgin Islands
at birth: 1.06 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 0.88 male(s)/female
65 years and over: 0.82 male(s)/female
total population: 0.9 male(s)/female (2008 est.)

West Bank
at birth: 1.06 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1.05 male(s)/female
65 years and over: 0.71 male(s)/female
total population: 1.04 male(s)/female (2008 est.)

Western Sahara
NA

World
at birth: 1.07 male(s)/female
under 15 years: 1.06 male(s)/female
15-64 years: 1.02 male(s)/female
65 years and over: 0.78 male(s)/female
total population: 1.01 male(s)/female (2008 est.)

Yemen
at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.03 male(s)/female
65 years and over: 0.94 male(s)/female
total population: 1.03 male(s)/female (2008 est.)

Zambia
at birth: 1.03 male(s)/female
under 15 yea