73% (1992)

70% (1964)

87% (1960)

66% (1991)

62% (1954)

71% (1957)

43% (1968)

52% (1985)

70% (1963)

70% (1967)

64% (1954)

71% (1943)

52% (1986)

64% (1949)

55% (1945)

45% (1992)

50% (1973)

55% (1943)

59% (1949)

69% (1945)