Australia
males age 18-49: 4,943,676
females age 18-49: 4,821,264
Austria
males age 18-49: 1,914,800
females age 18-49: 1,870,134 (2005 est.)
Azerbaijan
males age 18-49: 1,961,973
females age 18-49: 2,033,186 (2005 est.)
Bahamas, The
males age 18-49: 73,121 (2005 est.)
Bahrain
males age 18-49: 202,126
females age 18-49: 151,734 (2005 est.)
Bangladesh
males age 18-49: 35,170,019 (2005 est.)
Barbados
males age 18-49: 71,524
females age 18-49: 72,302 (2005 est.)
Belarus
males age 18-49: 2,520,644
females age 18-49: 2,564,696 (2005 est.)
Belgium
males age 16-49: 2,436,736
females age 16-49: 2,369,463 (2005 est.)
Belize
males age 18-49: 61,201
females age 18-49: 60,048 (2005 est.)