The 2009 CIA World Factbook

by United States. Central Intelligence Agency

Nigeria
1.5% of GDP (2006)

Norway
1.9% of GDP (2005 est.)

Oman
11.4% of GDP (2005 est.)

Pakistan
3% of GDP (2007 est.)

Palau
NA

Panama
1% of GDP (2006)

Papua New Guinea
1.4% of GDP (2005 est.)

Paraguay
1% of GDP (2006 est.)

Peru
1.5% of GDP (2006)

Philippines
0.9% of GDP (2005 est.)