The 2009 CIA World Factbook

by United States. Central Intelligence Agency

Sierra Leone
2.99 bbl/day (2008 est.)

Singapore
8,553 bbl/day (2008 est.)

Slovakia
14,000 bbl/day (2008 est.)

Slovenia
5 bbl/day (2008 est.)

Solomon Islands
0 bbl/day (2008 est.)

Somalia
0 bbl/day (2008 est.)

South Africa
195,000 bbl/day (2008 est.)

Spain
28,130 bbl/day (2008 est.)

Sri Lanka
0 bbl/day (2008 est.)

Sudan
480,200 bbl/day (2008 est.)