The 2007 CIA World Factbook

by United States. Central Intelligence Agency

Serbia
53.1% of GDP (2005 est.)

Seychelles
166.1% of GDP (2006 est.)

Singapore
100.6% of GDP (2006 est.)

Slovakia
36.1% of GDP (2006 est.)

Slovenia
29% of GDP (2006 est.)

South Africa
32.9% of GDP (2006 est.)

Spain
39.9% of GDP (2006 est.)

Sri Lanka
90.6% of GDP (2006 est.)

Sudan
59.6% of GDP (2006 est.)

Sweden
46.4% of GDP (2006 est.)