| Population: |
12,531,357 (July 2008 est.) |
| Age structure: |
0-14 years: 43.6% (male 2,760,264/female 2,707,665)
15-64 years: 53.6% (male 3,416,914/female 3,302,552)
65 years and over: 2.7% (male 151,609/female 192,353) (2008 est.) |
| Median age: |
total: 18 years
male: 18 years
female: 18 years (2008 est.) |
|
