The 2008 CIA World Factbook

by United States. Central Intelligence Agency

Brazil
9.8 billion cu m (2007 est.)

British Virgin Islands
0 cu m (2007 est.)

Brunei
13.8 billion cu m (2006 est.)

Bulgaria
0 cu m (2007 est.)

Burkina Faso
0 cu m (2007 est.)

Burma
12.6 billion cu m (2006 est.)

Burundi
0 cu m (2007 est.)

Cambodia
0 cu m (2007 est.)

Cameroon
20 million cu m (2006 est.)

Canada
187 billion cu m (2007 est.)