77% (2009)

71% (1997)

83% (1997)

73% (2014)

81% (2004)

81% (2015)

79% (1999)

71% (2016)

65% (2004)

83% (2004)

71% (2011)

62% (1997)

62% (2004)

77% (1995)

74% (2015)

77% (1989)

76% (2015)

71% (1988)

72% (2000)

79% (2021)