The 2009 CIA World Factbook

by United States. Central Intelligence Agency

Sudan
0.63 migrant(s)/1,000 population (2009 est.)

Suriname
-0.26 migrant(s)/1,000 population (2009 est.)

Svalbard
NA (2009 est.)

Swaziland
NA (2009 est.)

Sweden
1.66 migrant(s)/1,000 population (2009 est.)

Switzerland
1.76 migrant(s)/1,000 population (2009 est.)

Syria
NA (2009 est.)

Taiwan
0.03 migrant(s)/1,000 population (2009 est.)

Tajikistan
-1.28 migrant(s)/1,000 population (2009 est.)

Tanzania
-1.3 migrant(s)/1,000 population (2009 est.)