78% (1989)

73% (1985)

67% (1983)

35% (1958)

88% (1975)

67% (1997)

57% (1957)

65% (1999)

68% (1957)

75% (2009)

40% (1958)

70% (1979)

62% (1960)

65% (2015)

70% (1987)

57% (2001)

78% (1970)

67% (1966)

72% (2023)

76% (1950)