Slovenia
28.4 (1998)

South Africa
59.3 (1993-94)

Spain
32.5 (1990)

Sri Lanka
34.4 (1995)

Sweden
25 (1992)

Switzerland
33.1 (1992)

Taiwan

Tajikistan
34.7 (1998)

Tanzania
38.2 (1993)

Thailand
41.4 (1998)