87% (2010)

66% (2013)

86% (2010)

86% (2011)

77% (1996)

85% (2008)

84% (2013)

76% (1998)

82% (2005)

79% (2012)

84% (2010)

72% (2001)

77% (2015)

72% (2014)

82% (1999)

82% (2018)

71% (1997)

80% (2001)

82% (2010)

80% (2014)