56% (1932)

60% (1930)

55% (1931)

60% (1929)

58% (1927)

66% (1929)

52% (1928)

61% (1934)

56% (1928)

45% (1929)

64% (1929)

53% (1931)

56% (1931)

47% (1932)

75% (1934)

50% (1930)

75% (1931)

70% (1935)

50% (1936)

0% (1931)