The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Nigeria
$43.36 billion (31 December 2010 est.)
$44.76 billion (31 December 2009 est.)

Norway
$NA (31 December 2010 est.)
$48.86 billion (31 December 2009 est.)

Oman
$14 billion (31 December 2010 est.)
$12.2 billion (31 December 2009 est.)

Pakistan
$16.1 billion (31 December 2010 est.)
$13.77 billion (31 December 2009 est.)

Panama
$3.525 billion (31 December 2010 est.)
$3.028 billion (31 December 2009 est.)

Papua New Guinea
$3.017 billion (31 December 2010 est.)
$2.607 billion (31 December 2009 est.)

Paraguay
$4.082 billion (31 December 2010 est.)
$3.862 billion (31 December 2009 est.)

Peru
$37.27 billion (31 December 2010 est.)
$33.23 billion (31 December 2009 est.)

Philippines
$49.74 billion (31 December 2010 est.)
$44.24 billion (31 December 2009 est.)

Poland
$99.76 billion (31 December 2010 est.)
$79.58 billion (31 December 2009 est.)