Bahamas, The
males age 16-49: 84,903 (2010 est.)
Bahrain
males age 16-49: 208,365
females age 16-49: 174,375 (2010 est.)
Bangladesh
males age 16-49: 36,560,110 (2010 est.)
Barbados
males age 16-49: 74,418
females age 16-49: 74,450 (2010 est.)
Belarus
males age 16-49: 2,435,318
females age 16-49: 2,466,762 (2010 est.)
Belgium
males age 16-49: 2,377,191
females age 16-49: 2,309,941 (2010 est.)
Belize
males age 16-49: 79,088
females age 16-49: 77,147 (2010 est.)
Benin
males age 16-49: 2,023,449
females age 16-49: 1,971,788 (2010 est.)
Bermuda
males age 16-49: 15,217 (2010 est.)
Bhutan
males age 16-49: 198,553
females age 16-49: 176,226 (2010 est.)