The 2007 CIA World Factbook

by United States. Central Intelligence Agency

New Zealand
$10 billion (2006 est.)

Nicaragua
$723 million (2006 est.)

Nigeria
$42.97 billion (2006 est.)

Norway
$49.62 billion (August 2006 est.)

Oman
$4.908 billion (2006 est.)

Pakistan
$13.29 billion (2006 est.)

Panama
$1.236 billion (2006 est.)

Papua New Guinea
$1.099 billion (2006 est.)

Paraguay
$1.543 billion (2006 est.)

Peru
$17.04 billion (2006 est.)