77% (2003)

66% (2015)

83% (2005)

83% (2009)

81% (2017)

77% (2000)

80% (2017)

79% (2018)

78% (2010)

79% (2014)

63% (1993)

77% (2020)

77% (1993)

82% (1998)

55% (2015)

68% (1973)

83% (2007)

76% (2012)

76% (2009)

82% (2014)