Military branches: Army, Navy (includes Naval Air Arm), Air Force, Medical Corps, Border Police, Coast Guard

Military manpower - military age: 18 years of age

Military manpower - availability:
males age 15-49: 20,863,020 (2000 est.)

Military manpower - fit for military service:
males age 15-49: 17,800,862 (2000 est.)

Military manpower - reaching military age annually:
males: 485,422 (2000 est.)

Military expenditures - dollar figure: $32.8 billion (FY98)

Military expenditures - percent of GDP: 1.5% (FY98)