Botswana
30.3% (2003)

Brazil
31% (2005)

British Virgin Islands
NA%

Brunei
NA%

Bulgaria
4% (2003 est.)

Burkina Faso
45% (2003 est.)

Burma
25% (2000 est.)

Burundi
68% (2002 est.)

Cambodia
40% (2004 est.)

Cameroon
48% (2000 est.)