The 2006 CIA World Factbook

by United States. Central Intelligence Agency

Nigeria
0 cu m (2001 est.)

Norway
0 cu m (2001 est.)

Oman
0 cu m (2001 est.)

Pakistan
0 cu m (2001 est.)

Papua New Guinea
0 cu m (2001 est.)

Peru
0 cu m (2004 est.)

Philippines
0 cu m (2004 est.)

Poland
9.45 billion cu m (2004)

Portugal
2.553 billion cu m (2001 est.)

Puerto Rico
630 million cu m (2001 est.)