23% (1976)

62% (1966)

59% (1959)

75% (1976)

66% (1979)

76% (1970)

75% (1970)

62% (1983)

58% (1999)

71% (1986)

70% (1984)

72% (2005)

28% (2011)

65% (1976)

52% (2004)

49% (1978)

77% (2019)

60% (2021)

70% (2019)

65% (1972)