The 2008 CIA World Factbook

by United States. Central Intelligence Agency

Barbados
0.5% of GDP (2006 est.)

Belarus
1.4% of GDP (2005 est.)

Belgium
1.3% of GDP (2005 est.)

Belize
1.4% of GDP (2006)

Benin
1.7% of GDP (2006)

Bermuda
0.11% of GDP (2005 est.)

Bhutan
1% of GDP (2005 est.)

Bolivia
1.9% of GDP (2006)

Bosnia and Herzegovina
4.5% of GDP (2005 est.)

Botswana
3.3% of GDP (2006)