Net migration rate:
3.75 migrant(s)/1,000 population (2003 est.)

Sex ratio:
at birth: 1.06 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 1.13 male(s)/female
65 years and over: 0.89 male(s)/female
total population: 1.1 male(s)/female (2003 est.)

Infant mortality rate:
total: 13.5 deaths/1,000 live births
female: 9.71 deaths/1,000 live births (2003 est.)
male: 17.09 deaths/1,000 live births

Life expectancy at birth:
total population: 74.3 years
male: 71.9 years
female: 76.82 years (2003 est.)

Total fertility rate:
2.37 children born/woman (2003 est.)

HIV/AIDS - adult prevalence rate:
0.2% (2001 est.)

HIV/AIDS - people living with HIV/AIDS:
less than 100 (2001 est.)

HIV/AIDS - deaths:
NA

Nationality:
noun: Bruneian(s)
adjective: Bruneian

Ethnic groups:
Malay 67%, Chinese 15%, indigenous 6%, other 12%