71% (1943)

59% (1972)

63% (1984)

78% (1926)

45% (1930)

65% (1943)

36% (1981)

65% (1933)

42% (1953)

65% (1947)

63% (1933)

56% (1970)

57% (1973)

50% (1950)

58% (1991)

53% (1957)

72% (1931)

55% (1965)

75% (1943)

53% (1980)