83% (1997)

81% (2015)

79% (2021)

67% (2010)

71% (2016)

80% (2004)

76% (2015)

73% (2014)

82% (2004)

79% (1999)

64% (2023)

71% (2000)

76% (2010)

78% (2006)

77% (2009)

73% (1999)

77% (1995)

77% (2010)

68% (2013)

75% (2015)