64% (2015)

53% (2015)

64% (1993)

76% (2003)

81% (2017)

78% (2010)

77% (2000)

76% (2009)

84% (2005)

84% (2009)

69% (2001)

79% (1993)

65% (2002)

77% (1993)

82% (1998)

75% (2000)

71% (1998)

73% (2002)

86% (2013)

58% (1996)