Estonia
37 (1999)

Ethiopia
40 (1995)

European Union
31.1 (2003 est.)

Finland
25.6 (1991)

France
32.7 (1995)

Georgia
37.1 (1996)

Germany
30 (1994)

Ghana
40.7 (1999)

Greece
32.7 (1993)

Guatemala
55.8 (1998)