67% (1951)

66% (1947)

63% (1950)

56% (1933)

56% (1936)

58% (1956)

62% (1943)

61% (1954)

62% (1953)

63% (1935)

63% (1935)

61% (1933)

50% (1937)

59% (1953)

47% (1941)

65% (1940)

67% (1950)

59% (1944)

61% (1945)

65% (1934)