59% (1964)

50% (2002)

43% (1991)

58% (1968)

58% (1971)

68% (1935)

50% (1940)

35% (1958)

52% (1945)

57% (1957)

64% (1994)

62% (1987)

70% (1938)

60% (1941)

62% (1959)

65% (1950)

64% (1957)

51% (1977)

58% (1939)

61% (1980)