67% (1972)

54% (1951)

57% (1945)

52% (1943)

60% (1942)

55% (1944)

56% (1948)

48% (1967)

54% (1971)

50% (1950)

52% (1944)

60% (1947)

50% (1959)

69% (1945)

48% (1955)

64% (1953)

46% (1950)

49% (1976)

44% (1982)

50% (1968)