irth: 1.1 male(s)/female
under 15 years: 1.1 male(s)/female
15-64 years: 1.05 male(s)/female
65 years and over: 0.86 male(s)/female
total population: 1.04 male(s)/female (2005 est.)

Algeria
at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.02 male(s)/female
65 years and over: 0.89 male(s)/female
total population: 1.02 male(s)/female (2005 est.)

American Samoa
at birth: 1.06 male(s)/female
under 15 years: 1.08 male(s)/female
15-64 years: 1.07 male(s)/female
65 years and over: 0.62 male(s)/female
total population: 1.06 male(s)/female (2005 est.)

Andorra
at birth: 1.07 male(s)/female
under 15 years: 1.1 male(s)/female
15-64 years: 1.1 male(s)/female
65 years and over: 0.98 male(s)/female
total population: 1.08 male(s)/female (2005 est.)

Angola
at birth: 1.05 male(s)/female
under 15 years: 1.02 male(s)/female
15-64 years: 1.04 male(s)/female
65 years and over: 0.8 male(s)/female
total population: 1.02 male(s)/female (2005 est.)

Anguilla
at birth: 1.03 male(s)/female
under 15 years: 1.03 male(s)/female
15-64 years: 1.06 male(s)/female
65 years and over: 0.8 male(s)/female
total population: 1.03 male(s)/female (2005 est.)

Antigua and Barbuda
at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.01 male(s)/female
65 years and over: 0.63 male(s)/female
total population: 1 male(s)/female (2005 est.)

Argentina
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: 0.7 male(s)/female
total population: 0.97 male(s)/female (2005 est.)

Armenia
at birth: 1.17 male(s)/female
under 15 years: 1.11 male(s)/female
15-64 years: 0.87 male(s)/female
65 years and over: 0.68 male(s)/female
total population: 0.9 male(s)/female (2005 est.)

Aruba
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 0.95 male(s)/female
65 years and over: 0.7 male(s)/female
total population: 0.93 male(s)/female (2005 est.)

Australia
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: 0.79 male(s)/female
total population: 0.99 male(s)/female (2005 est.)

Austria
at birth: 1.05 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 1.01 male(s)/female
65 years and over: 0.67 male(s)/fema