62% (1956)

72% (1965)

70% (1952)

65% (1958)

52% (1967)

57% (1948)

80% (1973)

53% (1963)

50% (1957)

80% (1952)

50% (1956)

55% (1962)

53% (1950)

60% (1951)

0% (1946)

52% (1948)

47% (1964)

53% (1959)

66% (1952)

50% (1962)