86% (1989)

77% (2005)

76% (1981)

86% (1996)

82% (2005)

69% (2004)

80% (2016)

76% (2010)

86% (2016)

65% (2011)

79% (1995)

0% (2014)

81% (2010)

77% (2013)

72% (2016)

78% (2006)

74% (1996)

78% (2015)

71% (2009)

38% (1996)