61% (1959)

64% (1966)

66% (1973)

63% (1965)

34% (1966)

53% (1967)

38% (1976)

60% (1958)

60% (1921)

50% (1950)

49% (1964)

55% (1937)

10% (1964)

0% (1953)

0% (1926)

48% (1921)

70% (1962)

0% (1920)

40% (1952)

50% (1923)