79% (2016)

80% (2007)

55% (2008)

78% (2014)

65% (2013)

73% (2013)

68% (2015)

73% (2008)

71% (2006)

57% (2014)

64% (2016)

72% (2014)

73% (2004)

67% (2007)

73% (2013)

62% (2016)

76% (2012)

55% (2015)

68% (2006)

64% (2008)