Seychelles
lowest 10%: NA%
highest 10%: NA%

Sierra Leone
lowest 10%: 0.5%
highest 10%: 43.6% (1989)

Singapore
lowest 10%: NA%
highest 10%: NA%

Slovakia
lowest 10%: 3.1%
highest 10%: 20.9% (1992)

Slovenia
lowest 10%: 3.6%
highest 10%: 21.4% (1998)

Solomon Islands
lowest 10%: NA%
highest 10%: NA%

Somalia
lowest 10%: NA%
highest 10%: NA%

South Africa
lowest 10%: 1.1%
highest 10%: 45.9% (1994)

Spain
lowest 10%: 2.8%
highest 10%: 25.2% (1990)

Sri Lanka
lowest 10%: 3.5%
highest 10%: 28% (1995)