85% (1999)

67% (2002)

65% (2010)

74% (2006)

75% (2004)

81% (2016)

57% (2009)

59% (2007)

75% (2012)

71% (2010)

76% (2014)

67% (2017)

53% (2015)

60% (1997)

63% (2009)

58% (2011)

63% (2005)

60% (2015)

65% (2015)

77% (2015)