86% (2018)

75% (2013)

74% (2013)

76% (2013)

70% (2014)

78% (2015)

76% (2016)

76% (2008)

65% (2014)

74% (2014)

0% (2016)

71% (2015)

64% (2016)

81% (2015)

61% (2015)

65% (2013)

66% (2012)

84% (2014)

68% (2016)

90% (2007)