50% (2024)

68% (2024)

72% (1977)

75% (2009)

71% (2005)

66% (2014)

78% (2012)

65% (2020)

75% (1996)

62% (2017)

70% (1983)

74% (1973)

77% (1969)

65% (1989)

69% (1967)

73% (1972)

75% (1986)

71% (1998)

72% (2000)

73% (1970)