Estonia
33 (2003)

Ethiopia
30 (2000)

European Union
32 (2003 est.)

Finland
26.9 (2000)

France
32.7 (1995)

Georgia
38 (2003)

Germany
28.3 (2000)

Ghana
30 (1999)

Greece
35.1 (2003)

Guatemala
48.3 (2000)