53% (1971)

23% (1967)

10% (1974)

53% (1958)

62% (1968)

0% (1966)

47% (1974)

57% (1974)

60% (1958)

10% (1966)

58% (1962)

50% (1957)

50% (1959)

50% (1982)

35% (1975)

44% (1979)

0% (1976)

0% (1959)