65% (1963)

71% (2012)

67% (1961)

68% (1994)

61% (2003)

78% (1971)

68% (1968)

69% (1950)

74% (1994)

64% (1991)

70% (2005)

65% (1970)

72% (1974)

70% (1959)

70% (2021)

72% (1973)

70% (2007)

76% (1969)

72% (1963)

65% (2024)