78% (2010)

58% (2008)

78% (2008)

67% (2012)

80% (2017)

84% (2013)

74% (2018)

78% (2009)

70% (2013)

68% (2006)

65% (2010)

68% (2013)

67% (2013)

60% (2009)

61% (2009)

56% (2008)

64% (2010)

72% (2014)

72% (2013)

64% (2005)