Population: 12,639,939 (July 2000 est.)
Age structure: 0-14 years: 42% (male 2,735,107; female 2,622,412) 15-64 years: 54% (male 3,411,575; female 3,413,932) 65 years and over: 4% (male 213,791; female 243,122) (2000 est.)
Population growth rate: 2.63% (2000 est.)
Birth rate: 35.05 births/1,000 population (2000 est.)
Death rate: 6.92 deaths/1,000 population (2000 est.)
Net migration rate: -1.89 migrant(s)/1,000 population (2000 est.)
Sex ratio: at birth: 1.05 male(s)/female under 15 years: 1.04 male(s)/female 15-64 years: 1 male(s)/female 65 years and over: 0.88 male(s)/female total population: 1.01 male(s)/female (2000 est.)
Infant mortality rate: 47.03 deaths/1,000 live births (2000 est.)
Life expectancy at birth: total population: 66.18 years male: 63.53 years female: 68.96 years (2000 est.)
Total fertility rate: 4.66 children born/woman (2000 est.)