85% (1999)

67% (2017)

74% (2006)

71% (2010)

81% (2016)

67% (2002)

75% (2012)

59% (2007)

58% (2011)

65% (2010)

57% (2009)

76% (2014)

75% (2004)

61% (2015)

67% (2011)

52% (2006)

77% (2015)

64% (2008)

63% (2009)

73% (2015)