80% (1960)

28% (2001)

64% (1976)

54% (1972)

68% (1964)

89% (1984)

0% (1980)

64% (1975)

80% (1988)

0% (1970)

58% (1965)

79% (1978)

66% (2001)

46% (1962)

90% (1985)

64% (1972)

93% (1980)

76% (1973)

74% (1959)

0% (1983)