0-14 years: 42.2% (male 1,646,216; female 1,583,294) 15-64 years: 54.1% (male 2,018,914; female 2,124,287) 65 years and over: 3.7% (male 133,241; female 150,214) (2004 est.)
total: 18.1 years male: 17.6 years female: 18.7 years (2004 est.)
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