The 2005 CIA World Factbook

by United States. Central Intelligence Agency

Belarus
21.8% of GDP (2004 est.)

Belgium
19.1% of GDP (2004 est.)

Belize
33.6% of GDP (2004 est.)

Benin
19.3% of GDP (2004 est.)

Bolivia
10.4% of GDP (2003 est.)

Botswana
25.5% of GDP (2004 est.)

Brazil
19.8% of GDP (2004 est.)

Bulgaria
18.6% of GDP (2004 est.)

Burkina Faso
29.1% of GDP (2004 est.)

Burma
10.2% of GDP (2004 est.)