77% (2003)

71% (2017)

84% (2005)

83% (2009)

76% (2000)

82% (2017)

79% (2014)

74% (2000)

82% (2007)

81% (2005)

80% (2017)

76% (2012)

78% (2010)

79% (2018)

82% (1998)

84% (2017)

77% (1993)

80% (2005)

63% (1993)

76% (2009)