69% (1963)

80% (1948)

64% (1970)

0% (1985)

65% (1971)

50% (1986)

70% (1975)

81% (1972)

48% (1983)

63% (1971)

66% (1959)

54% (1968)

50% (1968)

67% (1959)

50% (1969)

55% (1958)

66% (1961)

62% (1962)

57% (1953)

0% (1992)