The 2003 CIA World Factbook

by United States. Central Intelligence Agency

New Zealand
6.504 billion cu m (2001 est.)

Nigeria
7.85 billion cu m (2001 est.)

Norway
4.1 billion cu m (2001 est.)

Oman
6.34 billion cu m (2001 est.)

Pakistan
23.4 billion cu m (2001 est.)

Papua New Guinea
110 million cu m (2001 est.)

Peru
370 million cu m (2001 est.)

Philippines
10 million cu m (2001 est.)

Poland
13.85 billion cu m (2001 est.)

Portugal
2.542 billion cu m (2001 est.)