The 2007 CIA World Factbook

by United States. Central Intelligence Agency

Namibia
31.6% of GDP (2006 est.)

Netherlands
50.8% of GDP (2006 est.)

New Zealand
19.9% of GDP (2006 est.)

Nicaragua
82.7% of GDP (2006 est.)

Nigeria
10.4% of GDP (2006 est.)

Norway
44.8% of GDP (2006 est.)

Oman
4.5% of GDP (2006 est.)

Pakistan
55% of GDP (2006 est.)

Panama
61.3% of GDP (2006 est.)

Papua New Guinea
53.7% of GDP (2006 est.)