Belgium
28 (2005)
28.7 (1996)
Benin
36.5 (2003)
Bolivia 59.2 (2006) 44.7 (1999)
Bosnia and Herzegovina
56.2 (2007)
Botswana
63 (1993)
Brazil
56.7 (2005)
60.7 (1998)
Bulgaria
30.7 (2007)
26.4 (2001)
Burkina Faso
39.5 (2007)
48.2 (1994)
Burundi
42.4 (1998)
Cambodia
43 (2007 est.)
40 (2004 est.)