82% (1985)

50% (1963)

50% (1988)

78% (1972)

82% (1979)

74% (1925)

80% (1966)

80% (1975)

0% (1976)

76% (1925)

71% (1956)

80% (1975)

68% (1954)

79% (1983)

80% (1957)

75% (1965)

79% (1962)

72% (1970)

76% (1968)

80% (1959)