The 2007 CIA World Factbook

by United States. Central Intelligence Agency

Botswana
60,000 (2002)

Brazil
25.9 million (2005)

British Virgin Islands
4,000 (2002)

Brunei
56,000 (2005)

Bulgaria
2.2 million (2005)

Burkina Faso
64,600 (2005)

Burma
78,000 (2005)

Burundi
25,000 (2005)

Cambodia
41,000 (2005)

Cameroon
167,000 (2005)