Bosnia and Herzegovina
6.7% (2007 est.)
Botswana
4.2% (2007 est.)
Brazil
4.9% (2007 est.)
British Virgin Islands
NA%
Brunei
1.8% (2005 est.)
Bulgaria
14% (2007 est.)
Burkina Faso
5.2% (2007 est.)
Burma
9% (2007 est.)
Burundi
6.4% (2007 est.)
Cambodia
15% (2007 est.)