64% (1946)

60% (1939)

55% (1938)

0% (1970)

65% (1937)

60% (1938)

50% (1938)

52% (1950)

50% (1937)

45% (1931)

30% (1934)

43% (1930)

57% (1951)

45% (1971)

54% (1966)

50% (1940)

69% (1927)

20% (1925)

70% (1934)

50% (1948)