Peru
2.7% of GDP (2008)
Philippines
2.6% of GDP (2007)
Poland
4.9% of GDP (2007)
Portugal
4.4% of GDP (2008)
Puerto Rico
NA
Qatar
3.3% of GDP (2005)
Romania
4.4% of GDP (2007)
Russia
3.9% of GDP (2006)
Rwanda
4.1% of GDP (2008)
Saint Helena, Ascension, and Tristan da Cunha
NA