0% (1979)

50% (1956)

33% (1975)

55% (1951)

52% (1966)

65% (1960)

71% (1947)

35% (1987)

0% (1960)

68% (1983)

0% (1970)

49% (1966)

0% (1982)

0% (1956)

27% (1990)

50% (1950)

22% (1977)

50% (1988)

20% (1974)

50% (1963)