85% (2009)

76% (2015)

74% (2015)

0% (2008)

79% (2007)

45% (2012)

70% (2013)

55% (2008)

45% (2015)

40% (2013)

60% (2016)

79% (2015)

58% (2015)

77% (1986)

58% (2015)

58% (2014)

55% (2011)

36% (2014)

64% (2014)

74% (2007)