The 2009 CIA World Factbook

by United States. Central Intelligence Agency

Tuvalu
NA (2009 est.)

Uganda
-8.83 migrant(s)/1,000 population (2009 est.)

Ukraine
-0.11 migrant(s)/1,000 population (2009 est.)

United Arab Emirates
22.98 migrant(s)/1,000 population (2009 est.)

United Kingdom
2.16 migrant(s)/1,000 population (2009 est.)

United States
4.31 migrant(s)/1,000 population (2009 est.)

Uruguay
-0.16 migrant(s)/1,000 population (2009 est.)

Uzbekistan
-2.94 migrant(s)/1,000 population (2009 est.)

Vanuatu
NA (2009 est.)

Venezuela
-0.42 migrant(s)/1,000 population (2009 est.)