62% (1959)

55% (1973)

49% (1964)

52% (1967)

34% (1966)

38% (1976)

50% (1950)

63% (1966)

64% (1965)

60% (1921)

80% (1960)

50% (1952)

60% (1958)

50% (1923)

10% (1964)

0% (1953)

0% (1920)

48% (1921)

55% (1937)

0% (1926)