50% (1955)

53% (1952)

68% (1960)

59% (1952)

65% (1950)

40% (1959)

40% (1956)

60% (1952)

0% (1953)

0% (1950)

50% (1953)

50% (1953)

70% (1963)

70% (1955)

70% (1954)

63% (1956)

50% (1959)

53% (1958)

45% (1962)

80% (1963)