64% (1962)

56% (2007)

81% (1956)

76% (1956)

78% (1956)

77% (1961)

69% (1961)

72% (1960)

71% (1960)

66% (1961)

69% (1955)

52% (1959)

65% (1958)

50% (1971)

50% (1973)

70% (1964)

64% (1955)

70% (1957)

50% (1963)

60% (1959)