69% (1964)

77% (1986)

70% (1961)

75% (1985)

78% (1972)

56% (1948)

33% (1955)

61% (1997)

73% (2016)

76% (1981)

74% (1985)

54% (1961)

71% (1982)

65% (1967)

74% (1951)

65% (1998)

80% (1993)

37% (1947)

72% (2022)

70% (1979)