42,533 (2005 est.)

Seychelles
males age 18-49: 16,122
females age 18-49: 18,777 (2005 est.)

Sierra Leone
males age 18-49: 539,697 (2005 est.)

Singapore
males age 18-49: 982,368 (2005 est.)

Slovakia
males age 18-49: 1,089,645
females age 18-49: 1,093,077 (2005 est.)

Slovenia
males age 17-49: 405,593
females age 17-49: 397,167 (2005 est.)

Solomon Islands
males age 18-49: 92,796 (2005 est.)

Somalia
males age 18-49: 1,022,360
females age 18-49: 1,038,697 (2005 est.)

South Africa
males age 18-49: 4,927,757
females age 18-49: 4,609,071 (2005 est.)

Spain
males age 20-49: 7,623,356
females age 20-49: 7,434,465 (2005 est.)

Sri Lanka
males age 18-49: 3,789,627
females age 18-49: 4,281,043 (2005 est.)

Sudan
males age 18-49: 5,427,474
females age 18-49: 5,649,566 (2005 est.)

Suriname
males age 18-49: 77,793
females age 18-49: 72,943 (2005 est.)

Swaziland
males age 18-49: 89,609 (2005 est.)

Sweden
males age 19-49: 1,493,668
females age 19-49: 1,441,257 (2005 est.)

Switzerland
males age 19-49: 1,375,889
females age 19-49: 1,342,945 (2005 est.)

Syria
males age 18-49: 3,453,888
females age 18-49: 3,421,558 (2005 est.)

Taiwan
males age 19-49: 4,749,537
females age 19-49: 4,644,607 (2005 est.)

Tajikistan
males age 18-49: 1,244,941
females age 18-49: 1,297,891 (2005 est.)

Tanzania
males age 18-49: 3,879,630 (2005 est.)

Thailand
males age 21-49: 10,396,032
females age 21-49: 11,487,690 (2005 est.)

Togo
males age 18-49: 696,933
females age 18-49: 707,821 (2005 est.)

Tonga
males age 18-49: 19,840
females age 18-49: 21,342 (2005 est.)

Trinidad and Tobago
males age 18-49: 202,958
females age 18-49: 173,797 (2005 est.)

Tunisia
males age 20-49: 2,035,431
females age 20-49: 2,000,757 (2005 est.)

Turkey
males age 20-49: 13,905,901
females age 20-49: 13,335,812 (2005 est.)

Turkmenistan
males age 18-49: 759,978
females age 18-49: 940,179 (2005 est.)

Uganda
males age 18-49: 2,889,808
females age 18-49: 2,780,135 (2005 est.)

Ukraine
males age 18-49: 7,376,050
females age 18-49: 9,313,385 (2005 est.)

United Arab Emirates
males age 18-49: 526,671
females age 18-49: 419,975 (2005 est.)

United Kingdom
males age 16-49: 12,046,268
females age 16-49: 11,555,893 (2005 est.)

United States
males age 18-49: 54,609,050
females age 18-49: 54