The 2006 CIA World Factbook

by United States. Central Intelligence Agency

Oman
7.09 billion cu m (2003 est.)

Pakistan
23.8 billion cu m (2003 est.)

Panama
0 cu m (2003 est.)

Papua New Guinea
140 million cu m (2003 est.)

Paraguay
0 cu m (2003 est.)

Peru
910 million cu m (2004 est.)

Philippines
2.3 billion cu m (2003 est.)

Poland
14.97 billion cu m (2003 est.)

Portugal
2.983 billion cu m (2003 est.)

Puerto Rico
740 million cu m (2003 est.)