83% (1997)

81% (2015)

78% (1989)

83% (2004)

81% (2004)

79% (1999)

75% (2010)

70% (2016)

77% (1995)

74% (1999)

77% (1995)

67% (2010)

79% (2021)

72% (2000)

71% (1998)

73% (2014)

78% (2006)

77% (2009)

79% (2021)

62% (2004)