74% (2018)

56% (2016)

78% (2016)

65% (2013)

79% (2018)

70% (2014)

66% (2018)

66% (2017)

77% (1970)

78% (2011)

61% (2017)

56% (2016)

73% (2013)

67% (2012)

69% (2002)

53% (2018)

61% (2014)

66% (2015)

67% (2017)

58% (2018)