40% (1931)

60% (1940)

65% (1936)

60% (1933)

60% (1934)

50% (1949)

61% (1946)

60% (1938)

59% (1936)

60% (1941)

49% (1955)

56% (1940)

70% (1943)

65% (1942)

68% (1939)

62% (1930)

64% (1943)

64% (1935)

55% (1940)

70% (1937)