80% (2007)

53% (2009)

54% (2008)

73% (2004)

67% (2015)

68% (2006)

65% (2013)

80% (2016)

76% (2012)

72% (2013)

78% (2014)

64% (2016)

56% (2015)

74% (2008)

62% (2017)

59% (2013)

67% (2004)

74% (2013)

74% (2010)

70% (2009)