The 2006 CIA World Factbook

by United States. Central Intelligence Agency

Singapore
2,421,800 (2005)

Slovakia
2.5 million (2005)

Slovenia
1.09 million (2005)

Solomon Islands
8,400 (2005)

Somalia
90,000 (2005)

South Africa
5.1 million (2005)

Spain
19,204,771 (2006)

Sri Lanka
280,000 (2005)

Sudan
2.8 million (2005)

Suriname
30,000 (2005)