71% (1967)

74% (1992)

87% (1960)

65% (1954)

71% (1957)

52% (1985)

64% (1954)

70% (1964)

54% (1971)

64% (1949)

55% (1953)

54% (1951)

66% (1991)

59% (1949)

55% (1945)

43% (1968)

70% (1961)

64% (1948)

60% (1949)

45% (1992)