The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Portugal
$NA (31 December 2010 est.)
$16.03 billion (31 December 2009 est.)

Qatar
$22.41 billion (31 December 2010 est.)
$18.81 billion (31 December 2009 est.)

Romania
$50.51 billion (31 December 2010 est.)
$44.11 billion (31 December 2009 est.)

Russia
$483.1 billion (30 November 2010)
$439.4 billion (31 December 2009)

Rwanda
$816 million (31 December 2010 est.)
$742.7 million (31 December 2009 est.)

Samoa
$70.15 million (FY03/04)

Sao Tome and Principe
$46 million (31 December 2010 est.)
$39 million (31 December 2009 est.)

Saudi Arabia
$456.2 billion (31 December 2010 est.)
$410.1 billion (31 December 2009 est.)

Senegal
$2.2 billion (31 December 2010 est.)
$2.123 billion (31 December 2009 est.)

Serbia
$16.4 billion (31 December 2010 est.)
$15.22 billion (31 December 2009 est.)