47% (1982)

45% (1986)

45% (1983)

39% (1983)

25% (1986)

41% (1983)

0% (1982)

0% (1964)

80% (1984)

70% (1986)

27% (1982)

0% (1982)

15% (1983)

30% (1985)

0% (1984)

45% (1984)

10% (1985)

70% (1983)

20% (1986)

50% (1985)