Heliports:
155 (2004 est.)
Military United States
Military branches:
Army, Navy and Marine Corps, Air Force, and Coast Guard (Coast
Guard administered in peacetime by the Department of Homeland
Security, but in wartime reports to the Department of the Navy)
Military service age and obligation:
18 years of age (2004)
Manpower available for military service:
males age 18-49: 67,742,879
females age 18-49: 67,070,144 (2005 est.)
Manpower fit for military service:
males age 18-49: 54,609,050
females age 18-49: 54,696,706 (2005 est.)
Manpower reaching military service age annually:
males: 2,143,873
females: 2,036,201 (2005 est.)
Military expenditures - dollar figure:
$370.7 billion (FY04 est.) (March 2003)
Military expenditures - percent of GDP:
3.3% (FY03 est.) (February 2004)
Transnational Issues United States