Military branches:
Army, Navy, Air Force, Civil Armed Forces, National Guard
Military manpower - military age:
17 years of age (2003 est.)
Military manpower - availability:
males age 15-49: 38,133,733 (2003 est.)
Military manpower - fit for military service:
males age 15-49: 23,328,575 (2003 est.)
Military manpower - reaching military age annually:
males: 1,767,502 (2003 est.)
Military expenditures - dollar figure:
$2.964 billion (FY02)
Military expenditures - percent of GDP:
4.6% (FY02)