65 years and over: 1.18 male(s)/female
total population: 1.06 male(s)/female (2001 est.)
Brunei: at birth: 1.06 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.14 male(s)/female
65 years and over: 0.92 male(s)/female
total population: 1.1 male(s)/female (2001 est.)
Bulgaria: at birth: 1.06 male(s)/female
under 15 years: 1.05 male(s)/female
15-64 years: 0.97 male(s)/female