The 2007 CIA World Factbook

by United States. Central Intelligence Agency

Portugal
0 cu m (2004 est.)

Puerto Rico
0 cu m (2004 est.)

Qatar
24.06 billion cu m (2004 est.)

Romania
0 cu m (2004 est.)

Russia
216.8 billion cu m (2004 est.)

Saudi Arabia
0 cu m (2004 est.)

Senegal
0 cu m (2004 est.)

Serbia
0 cu m (2004 est.)

Singapore
0 cu m (2004 est.)

Slovakia
1 million cu m (2004 est.)