77% (2000)

83% (2018)

80% (2008)

73% (2023)

56% (2023)

73% (2009)

66% (2008)

73% (2005)

68% (2019)

72% (2005)

73% (1987)

76% (2007)

71% (1974)

42% (1994)

62% (1984)

67% (1991)

69% (2015)

77% (2023)

68% (1987)

65% (2010)