Net migration rate: 7.91 migrant(s)/1,000 population (2001 est.)

note: according to the UNHCR, about 150,000 Eritrean refugees in Sudan have registered for voluntary repatriation, following the restoration of diplomatic relations between Eritrea and Sudan in January 2000

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

under 15 years: 1 male(s)/female

15-64 years: 0.98 male(s)/female

65 years and over: 1.02 male(s)/female

total population: 0.99 male(s)/female (2001 est.)

Infant mortality rate: 75.14 deaths/1,000 live births (2001 est.)

Life expectancy at birth: total population: 56.18 years

male: 53.73 years