Italy
males age 15-49: 12,279,516 (2004 est.)
Jamaica
males age 15-49: 533,768 (2004 est.)
Japan
males age 15-49: 25,189,438 (2004 est.)
Jordan
males age 15-49: 1,153,385 (2004 est.)
Kazakhstan
males age 15-49: 3,381,606 (2004 est.)
Kenya
males age 15-49: 5,150,405 (2004 est.)
Korea, North
males age 15-49: 3,694,855 (2004 est.)
Korea, South
males age 15-49: 8,966,241 (2004 est.)
Kuwait
males age 15-49: 531,556 (2004 est.)
Kyrgyzstan
males age 15-49: 1,091,548 (2004 est.)