Belize:
males age 15-49: 62,698 (2001 est.)
Benin:
males age 15-49: 1,455,433
females age 15-49: 1,489,947
note: both sexes are liable for military service (2001 est.)
Bhutan:
males age 15-49: 504,342 (2001 est.)
Bolivia:
males age 15-49: 2,005,660 (2001 est.)
Bosnia and Herzegovina:
males age 15-49: 1,127,146 (2001 est.)
Botswana:
males age 15-49: 380,152 (2001 est.)
Brazil:
males age 15-49: 48,298,486 (2001 est.)
Brunei:
males age 15-49: 106,725 (2001 est.)