61% (1959)

57% (1946)

62% (1964)

56% (1948)

53% (1960)

53% (1956)

50% (1950)

44% (1953)

50% (1985)

60% (1963)

55% (1955)

50% (1955)

57% (1950)

49% (1953)

48% (1958)

55% (1972)

46% (1954)

60% (1953)

60% (1957)

66% (1953)