69% (1932)

58% (1939)

64% (1931)

62% (1963)

38% (2004)

40% (1955)

59% (1929)

44% (2018)

52% (1988)

57% (1939)

58% (1941)

61% (1987)

65% (1947)

65% (1949)

63% (1971)

57% (1963)

65% (1971)

46% (1944)

50% (1950)

70% (1947)