Military branches: Army, Navy (includes Coast Guard and Marine Corps), Air Force
Military manpower - military age: 20 years of age
Military manpower - availability:
males age 15-49:
20,731,979 (2000 est.)
Military manpower - fit for military service:
males age 15-49:
14,607,014 (2000 est.)
Military manpower - reaching military age annually:
males:
835,817 (2000 est.)
Military expenditures - dollar figure: $995 million (FY98)
Military expenditures - percent of GDP: 1.5% (FY98)