Saint Vincent and the Grenadines
males age 18-49: 1,204 (2005 est.)
Samoa
males age 18-49: 2,306 (2005 est.)
San Marino
males age 18-49: 135 (2005 est.)
Saudi Arabia
males age 18-49: 247,334
females age 18-49: 234,500 (2005 est.)
Senegal
males age 18-49: 129,331
females age 18-49: 129,398 (2005 est.)
Slovakia
males age 18-49: 41,544
females age 18-49: 40,183 (2005 est.)
Slovenia
males age 18-49: 12,816
females age 17-49: 12,178 (2005 est.)
Solomon Islands
males age 18-49: 6,033 (2005 est.)
South Africa
males age 18-49: 512,407
females age 18-49: 506,078 (2005 est.)
Spain
males age 18-49: 233,384
females age 20-49: 221,805 (2005 est.)