57% (1962)

60% (1955)

72% (1938)

47% (1941)

55% (1980)

57% (2001)

61% (2000)

73% (1941)

64% (1935)

60% (1974)

61% (1953)

59% (1931)

55% (1968)

67% (1958)

54% (1988)

61% (1937)

70% (1934)

71% (1941)

63% (1937)

57% (1926)