64% (1962)

56% (2007)

78% (1956)

76% (1956)

81% (1956)

71% (1960)

77% (1961)

69% (1955)

66% (1961)

72% (1960)

69% (1961)

65% (1958)

52% (1959)

50% (1973)

50% (1963)

64% (1955)

50% (1971)

70% (1964)

50% (1959)

60% (1958)