The 2008 CIA World Factbook

by United States. Central Intelligence Agency

Slovakia
6.216 billion cu m (2007 est.)

Slovenia
1.105 billion cu m (2006 est.)

Solomon Islands
0 cu m (2007 est.)

Somalia
0 cu m (2007 est.)

South Africa
3.1 billion cu m (2006 est.)

Spain
34.43 billion cu m (2007 est.)

Sri Lanka
0 cu m (2007 est.)

Sudan
0 cu m (2007 est.)

Suriname
0 cu m (2007 est.)

Swaziland
0 cu m (2007 est.)