68% (1934)

61% (1917)

65% (1968)

70% (1957)

68% (1938)

49% (1971)

60% (1970)

65% (1955)

60% (1943)

60% (1937)

53% (1959)

56% (1951)

62% (1972)

52% (1994)

59% (1968)

39% (1997)

0% (1970)

55% (1982)

62% (1932)

46% (1990)