78% (2016)

75% (2005)

77% (2008)

73% (2002)

81% (2015)

78% (1990)

85% (2017)

74% (2004)

80% (1996)

95% (1990)

64% (1998)

85% (1995)

76% (1957)

78% (2019)

74% (2000)

73% (1980)

84% (1990)

73% (1962)

85% (2004)

85% (2017)