Sudan: lowest 10%: NA%

highest 10%: NA%

Suriname: lowest 10%: NA%

highest 10%: NA%

Svalbard: lowest 10%: NA%

highest 10%: NA%

Swaziland: lowest 10%: NA%

highest 10%: NA%

Sweden: lowest 10%: 3.7%

highest 10%: 20.1% (1992)