(2008 est.)

Bhutan
males age 16-49: 146,063
females age 16-49: 131,193 (2008 est.)

Bolivia
males age 16-49: 1,600,219
females age 16-49: 1,815,514 (2008 est.)

Bosnia and Herzegovina
males age 16-49: 996,225
females age 16-49: 962,927 (2008 est.)

Botswana
males age 16-49: 290,093
females age 16-49: 257,700 (2008 est.)

Brazil
males age 16-49: 39,263,710
females age 16-49: 44,109,056 (2008 est.)

British Virgin Islands
males age 16-49: 5,921 (2008 est.)

Brunei
males age 16-49: 91,297
females age 16-49: 93,228 (2008 est.)

Bulgaria
males age 16-49: 1,364,029
females age 16-49: 1,401,348 (2008 est.)

Burkina Faso
males age 16-49: 2,115,948 (2008 est.)

Burma
males age 16-49: 9,031,046
females age 16-49: 9,396,547 (2008 est.)

Burundi
males age 16-49: 1,083,899
females age 16-49: 1,062,488 (2008 est.)

Cambodia
males age 16-49: 2,581,045
females age 16-49: 2,676,075 (2008 est.)

Cameroon
males age 16-49: 2,567,428
females age 16-49: 2,498,990 (2008 est.)

Canada
males age 16-49: 6,646,281
females age 16-49: 6,417,924 (2008 est.)

Cape Verde
males age 16-49: 83,082
females age 16-49: 88,832 (2008 est.)

Cayman Islands
males age 16-49: 9,577 (2008 est.)

Central African Republic
males age 16-49: 534,141
females age 16-49: 495,303 (2008 est.)

Chad
males age 16-49: 1,066,565
females age 16-49: 1,279,318 (2008 est.)

Chile
males age 16-49: 3,542,448
females age 16-49: 3,500,059 (2008 est.)

China
males age 16-49: 313,321,639
females age 16-49: 295,951,438 (2008 est.)

Colombia
males age 16-49: 8,056,336
females age 16-49: 9,919,952 (2008 est.)

Comoros
males age 16-49: 121,550
females age 16-49: 131,015 (2008 est.)

Congo, Democratic Republic of the
males age 16-49: 8,562,989 (2008
est.)

Congo, Republic of the
males age 16-49: 519,296
females age 16-49: 509,564 (2008 est.)

Costa Rica
males age 16-49: 958,013
females age 16-49: 925,727 (2008 est.)

Cote d'Ivoire
males age 16-49: 2,393,104
females age 16-49: 2,381,607 (2008 est.)

Croatia
males age 16-49: 771,323
females age 16-49: 855,937 (2008 est.)

Cuba
males age 16-49: 2,543,044
females age 16-49: 2,481,823 (2008 est.)

Cyprus
Greek Cypriot National Guard (GCNG):
males age 16-49: 165,042
females age 16-49: 158,869 (2008 est.)

Czech Republic
males age 16-49: 2,100,789
female