The 2005 CIA World Factbook

by United States. Central Intelligence Agency

Namibia
38.5% of GDP (2004 est.)

Netherlands
55.8% of GDP (2004 est.)

New Zealand
22.1% of GDP (2004 est.)

Nicaragua
69.5% of GDP (2004 est.)

Nigeria
20% of GDP (2004 est.)

Norway
33.1% of GDP (2004 est.)

Oman
10.3% of GDP (2004 est.)

Pakistan
71.4% of GDP (2004 est.)

Panama
69.2% of GDP (2004 est.)

Papua New Guinea
59.3% of GDP (2004 est.)