79% (2007)

76% (2007)

78% (2010)

78% (2013)

79% (2002)

76% (2000)

68% (2006)

77% (2010)

85% (2004)

30% (2006)

74% (2020)

71% (2016)

70% (2014)

65% (2004)

65% (2011)

68% (2004)

76% (2017)

20% (2015)

60% (1996)

71% (2016)