United States
12% (2004 est.)
Uruguay
22% of households (2004)
Uzbekistan
28% (2004 est.)
Vanuatu
NA%
Venezuela
47% (1998 est.)
Vietnam
19.5% (2004 est.)
Virgin Islands
NA%
Wallis and Futuna
NA%
West Bank
46% including Gaza Strip (2004 est.)
Western Sahara
NA%