Ireland
lowest 10%: 2.9%
highest 10%: 27.2% (2000)
Isle of Man
lowest 10%: NA%
highest 10%: NA%
Israel
lowest 10%: 2.5%
highest 10%: 24.3% (2008)
Italy
lowest 10%: 2.3%
highest 10%: 26.8% (2000)
Jamaica
lowest 10%: 2.1%
highest 10%: 35.8% (2004)
Japan
lowest 10%: 4.8%
highest 10%: 21.7% (1993)
Jersey
lowest 10%: NA%
highest 10%: NA%
Jordan
lowest 10%: 3%
highest 10%: 30.7% (2006)
Kazakhstan
lowest 10%: 3.3%
highest 10%: 26.5% (2004 est.)
Kenya
lowest 10%: 1.8%
highest 10%: 37.8% (2005)