60% (1964)

78% (1978)

71% (1966)

0% (1973)

60% (1971)

35% (1985)

80% (1977)

0% (1972)

77% (1957)

64% (1970)

63% (1967)

0% (1979)

67% (1976)

63% (1964)

53% (1990)

55% (1982)

40% (1962)

0% (1961)

74% (1975)

52% (1978)