Bangladesh
males age 15-49: 23,441,482 (2004 est.)
Barbados
males age 15-49: 53,127 (2004 est.)
Belarus
males age 15-49: 2,164,923 (2004 est.)
Belgium
males age 15-49: 2,068,221 (2004 est.)
Belize
males age 15-49: 40,619 (2004 est.)
Benin
males age 15-49: 835,561
females age 15-49: 835,633 (2004 est.)
Bhutan
males age 15-49: 290,843 (2004 est.)
Bolivia
males age 15-49: 1,417,804 (2004 est.)
Bosnia and Herzegovina
males age 15-49: 898,451 (2004 est.)
Botswana
males age 15-49: 202,176 (2004 est.)