77% (1963)

76% (1960)

80% (1960)

67% (1971)

54% (1962)

78% (1960)

72% (1962)

72% (1961)

78% (1952)

67% (2016)

56% (1962)

64% (1953)

48% (1961)

74% (1955)

70% (1953)

69% (1955)

72% (1959)

49% (1982)

43% (1988)

77% (1961)