48% (1982)

44% (1986)

30% (1985)

0% (1982)

0% (1964)

0% (1984)

45% (1983)

38% (1983)

70% (1986)

25% (1986)

20% (1986)

27% (1982)

39% (1983)

50% (1985)

70% (1983)

0% (1981)

80% (1984)

0% (1964)

10% (1985)

0% (1982)