The 2009 CIA World Factbook

by United States. Central Intelligence Agency

Nigeria
12.28 billion cu m (2008 est.)

Niue
0 cu m (2008 est.)

Norway
3.97 billion cu m (2008 est.)

Oman
13.46 billion cu m (2008 est.)

Pakistan
37.5 billion cu m (2008 est.)

Panama
0 cu m (2008 est.)

Papua New Guinea
100 million cu m (2008 est.)

Paraguay
0 cu m (2008 est.)

Peru
3.39 billion cu m (2008 est.)

Philippines
2.94 billion cu m (2008 est.)