Age structure: 0-14 years: 31% (male 53,812; female 51,628) 15-64 years: 66% (male 118,207; female 103,819) 65 years and over: 3% (male 4,317; female 4,593) (2000 est.)
Population growth rate: 2.17% (2000 est.)
Birth rate: 20.81 births/1,000 population (2000 est.)
Death rate: 3.39 deaths/1,000 population (2000 est.)
Net migration rate: 4.25 migrant(s)/1,000 population (2000 est.)
Sex ratio: 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: 0.94 male(s)/female total population: 1.1 male(s)/female (2000 est.)
Infant mortality rate: 14.84 deaths/1,000 live births (2000 est.)
Life expectancy at birth: total population: 73.58 years male: 71.23 years female: 76.06 years (2000 est.)
Total fertility rate: 2.47 children born/woman (2000 est.)
Nationality: noun: Bruneian(s) adjective: Bruneian