74% (1966)

52% (1954)

56% (1981)

78% (1987)

33% (1954)

59% (1984)

80% (1950)

71% (2006)

47% (1968)

72% (1959)

69% (1967)

55% (1987)

77% (1983)

0% (1948)

68% (1961)

62% (1987)

64% (1993)

55% (1957)

66% (1966)

72% (2002)