The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Bhutan
$NA (31 December 2009)
$647.6 million (31 December 2008)

Bolivia
$12.16 billion (31 December 2009)
$11.04 billion (31 December 2008)

Bosnia and Herzegovina
$9.307 billion (31 December 2010 est.)
$9.236 billion (31 December 2009 est.)

Botswana
$6.679 billion (31 December 2010 est.)
$5.357 billion (31 December 2009 est.)

Brazil
$1.522 trillion (31 December 2009)
$972.8 billion (31 December 2008)

Brunei
$8.569 billion (31 December 2009)
$7.597 billion (31 December 2008)

Bulgaria
$35.37 billion (31 December 2010 est.)
$33.93 billion (31 December 2009 est.)

Burkina Faso
$2.406 billion (31 December 2010 est.)
$2.22 billion (31 December 2009 est.)

Burma
$7.8 billion (31 December 2010 est.)
$6.231 billion (31 December 2009 est.)

Burundi
$568.3 million (31 December 2010 est.)
$506.7 million (31 December 2009 est.)