70% (1979)

71% (1971)

52% (1970)

66% (1966)

61% (1982)

61% (1969)

67% (1973)

52% (1968)

62% (1968)

54% (1964)

70% (1966)

50% (1982)

64% (1965)

51% (1969)

51% (1972)

58% (1989)

63% (1968)

0% (1965)

65% (1964)

43% (1958)