Age structure: 0-14 years: 48% (male 1,399,354; female 1,351,442) 15-64 years: 49% (male 1,412,067; female 1,361,372) 65 years and over: 3% (male 81,711; female 84,781) (July 1998 est.)

Population growth rate: 3.68% (1998 est.)

Birth rate: 43.95 births/1,000 population (1998 est.)

Death rate: 7.15 deaths/1,000 population (1998 est.)

Net migration rate: 0 migrant(s)/1,000 population (1998 est.)

Sex ratio: 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: 0.96 male(s)/female (1998 est.)

Infant mortality rate: 55.81 deaths/1,000 live births (1998 est.)

Life expectancy at birth: total population: 65.44 years male: 63.21 years female: 67.78 years (1998 est.)

Total fertility rate: 6.18 children born/woman (1998 est.)

Nationality: noun: Libyan(s) adjective: Libyan