74% (1964)

67% (2008)

70% (2015)

65% (2020)

64% (2024)

61% (2009)

57% (2015)

67% (1990)

58% (2016)

76% (1965)

71% (2000)

60% (2009)

67% (2011)

56% (2016)

77% (2017)

70% (2015)

68% (2023)

63% (2010)

66% (2022)

64% (1989)