76% (2015)

72% (1993)

72% (2023)

78% (1972)

71% (1993)

69% (1989)

80% (1964)

78% (2006)

71% (1970)

76% (1984)

72% (2022)

79% (2017)

73% (2016)

72% (1965)

78% (1990)

54% (1992)

65% (2023)

70% (2018)

70% (2022)

64% (2013)