Population: 445,594 (July 2000 est.)

Age structure: 0-14 years: 23% (male 53,986; female 50,379) 15-64 years: 69% (male 146,474; female 162,672) 65 years and over: 8% (male 12,932; female 19,151) (2000 est.)

Population growth rate: 1.83% (2000 est.)

Birth rate: 12.54 births/1,000 population (2000 est.)

Death rate: 3.64 deaths/1,000 population (2000 est.)

Net migration rate: 9.41 migrant(s)/1,000 population (2000 est.)

Sex ratio: at birth: 1.05 male(s)/female under 15 years: 1.07 male(s)/female 15-64 years: 0.9 male(s)/female 65 years and over: 0.68 male(s)/female total population: 0.92 male(s)/female (2000 est.)

Infant mortality rate: 4.49 deaths/1,000 live births (2000 est.)

Life expectancy at birth: total population: 81.6 years male: 78.8 years female: 84.55 years (2000 est.)

Total fertility rate: 1.3 children born/woman (2000 est.)