49% (1950)

56% (1961)

68% (1968)

67% (1936)

27% (1953)

50% (1954)

53% (1940)

51% (1933)

49% (1954)

54% (1947)

63% (1977)

58% (1957)

49% (1957)

68% (1921)

50% (1951)

60% (1958)

61% (1943)

54% (1941)

50% (1966)

62% (1973)