73% (1970)

73% (1987)

63% (1962)

63% (1964)

60% (1964)

57% (1969)

59% (1965)

75% (1963)

77% (1967)

64% (1983)

58% (1965)

91% (2018)

64% (1964)

64% (1966)

54% (1965)

71% (1997)

55% (1966)

56% (1985)

74% (2018)

63% (1987)