75% (2013)

70% (2011)

73% (2011)

74% (2015)

42% (2012)

70% (2020)

65% (2010)

80% (2015)

76% (2018)

58% (2015)

33% (2008)

69% (2013)

0% (2018)

78% (2015)

67% (2007)

0% (1970)

0% (1970)

58% (2010)

18% (2006)

0% (1970)