Population: 5,066,499 (July 1999 est.)

Age structure:
0-14 years: 21% (male 544,055; female 522,491)
15-64 years: 67% (male 1,628,993; female 1,753,527)
65 years and over: 12% (male 236,124; female 381,309) (1999 est.)

Population growth rate: -0.74% (1999 est.)

Birth rate: 11.64 births/1,000 population (1999 est.)

Death rate: 14.3 deaths/1,000 population (1999 est.)

Net migration rate: -4.69 migrant(s)/1,000 population (1999 est.)

Sex ratio:
at birth: 1.05 male(s)/female
under 15 years: 1.04 male(s)/female
15-64 years: 0.93 male(s)/female
65 years and over: 0.62 male(s)/female
total population: 0.91 male(s)/female (1999 est.)

Infant mortality rate: 52.01 deaths/1,000 live births (1999 est.)

Life expectancy at birth: total population: 64.63 years male: 61.13 years female: 68.32 years (1999 est.)

Total fertility rate: 1.53 children born/woman (1999 est.)