The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Japan 20.7%, China 14%, US 10.3%, South Korea 6%, Saudi Arabia 4.8% (2009)

Reserves of foreign exchange and gold:

$382.8 billion (31 December 2010 est.) country comparison to the world: 4 $353 billion (31 December 2009 est.)

Debt - external:

$91.41 billion (31 December 2010 est.) country comparison to the world: 37 $75.3 billion (31 December 2009 est.)

Stock of direct foreign investment - at home:

$65.38 billion (31 December 2010 est.) country comparison to the world: 49 $107.2 billion (31 December 2009 est.)

Stock of direct foreign investment - abroad:

$122.5 billion (31 December 2010 est.) country comparison to the world: 23 $145.3 billion (31 December 2009 est.)

Exchange rates: