51% (1965)

60% (1939)

66% (1943)

70% (1939)

53% (1954)

65% (1941)

68% (1956)

70% (1938)

63% (1952)

50% (1950)

60% (1955)

53% (1959)

73% (1940)

56% (1952)

58% (1955)

60% (1971)

50% (1940)

40% (1938)

62% (1956)

61% (1958)