Turks and Caicos Islands
4% (1995)
Tuvalu
5% (2000 est.)
Uganda
3.5% (2004 est.)
Ukraine
12% (2004 est.)
United Arab Emirates
3.2% (2004 est.)
United Kingdom
1.4% (2004 est.)
United States
2.5% (2004 est.)
Uruguay
7.6% (2004 est.)
Uzbekistan
3% (2004 est.)
Vanuatu
3.1% (2003 est.)