Age structure: 0-14 years: 29.6% (male 96,697; female 94,330)

15-64 years: 67.43% (male 257,360; female 177,839)

65 years and over: 2.97% (male 9,721; female 9,414) (2001 est.)

Population growth rate: 1.73% (2001 est.)

Birth rate: 20.07 births/1,000 population (2001 est.)

Death rate: 3.92 deaths/1,000 population (2001 est.)

Net migration rate: 1.1 migrant(s)/1,000 population (2001 est.)

Sex ratio: at birth: 1.03 male(s)/female

under 15 years: 1.03 male(s)/female

15-64 years: 1.45 male(s)/female