Singapore
42.5 (1998)

Slovakia
25.8 (1996)

Slovenia
28.4 (1998)

South Africa
59.3 (1995)

Spain
32.5 (1990)

Sri Lanka
34.4 (1995)

Sweden
25 (2000)

Switzerland
33.1 (1992)

Tajikistan
34.7 (1998)

Tanzania
38.2 (1993)