Uganda
lowest 10%: 2.6%
highest 10%: 34.1% (2005)
Ukraine
lowest 10%: 3.4%
highest 10%: 25.7% (2006)
United Arab Emirates
lowest 10%: NA%
highest 10%: NA%
United Kingdom
lowest 10%: 2.1%
highest 10%: 28.5% (1999)
United States
lowest 10%: 2%
highest 10%: 30% (2007 est.)
Uruguay
lowest 10%: 1.7%
highest 10%: 34.8% (2006)
Uzbekistan
lowest 10%: 2.8%
highest 10%: 29.6% (2003)
Vanuatu
lowest 10%: NA%
highest 10%: NA%
Venezuela
lowest 10%: 1.7%
highest 10%: 32.7% (2006)
Vietnam
lowest 10%: 3.1%
highest 10%: 29.8% (2006)