10% (1939)

61% (1967)

58% (1918)

53% (1939)

48% (1970)

40% (1957)

65% (1970)

0% (1978)

77% (1981)

54% (1969)

59% (1981)

80% (1978)

0% (1973)

0% (1967)

50% (1967)

55% (1990)

74% (1970)

32% (1981)

52% (1943)

60% (1984)