52% (1986)

51% (1986)

14% (1999)

50% (1988)

60% (1989)

60% (1980)

40% (1984)

50% (1982)

0% (2002)

27% (1987)

50% (1986)

80% (1983)

30% (1991)

32% (1988)

23% (1991)

40% (1982)

0% (1985)

40% (2000)

50% (1985)

13% (1991)