74% (2024)

70% (2023)

81% (2013)

80% (2017)

80% (2019)

78% (2022)

95% (1967)

83% (2015)

86% (2024)

62% (2024)

70% (2024)

30% (2005)

72% (2016)

76% (2011)

54% (1996)

64% (1983)

79% (1972)

100% (1987)

76% (2002)

73% (1986)