76% (1968)

59% (1969)

61% (1936)

80% (1959)

74% (1975)

72% (1970)

80% (1977)

73% (1974)

69% (1975)

73% (1944)

78% (1971)

79% (1977)

76% (1970)

71% (1960)

73% (1958)

45% (1976)

62% (1969)

61% (1990)

66% (1981)

67% (1988)