Military service age and obligation:
20 years of age for an all-volunteer force (2004)
Manpower available for military service:
males age 16-49: 3,927,311
females age 16-49: 3,831,110 (2010 est.)
Manpower fit for military service:
males age 16-49: 3,213,954
females age 16-49: 3,133,972 (2010 est.)
Manpower reaching militarily significant age annually:
male: 104,694