83% (2005)

86% (2018)

68% (1955)

78% (1986)

63% (1999)

45% (1997)

67% (1976)

77% (2016)

80% (2009)

70% (1957)

67% (1989)

76% (2009)

68% (1957)

53% (2002)

75% (2013)

79% (2004)

75% (1984)

67% (1968)

83% (2018)

63% (1971)