52% (1964)

65% (1956)

30% (1982)

14% (1981)

58% (1967)

53% (1982)

58% (1964)

55% (1961)

60% (1964)

53% (1966)

59% (1966)

90% (1954)

70% (1959)

64% (1961)

0% (1951)

49% (1968)

35% (1966)

46% (1971)

0% (1949)

33% (1974)