0% (1976)

54% (1960)

85% (1956)

0% (1982)

20% (1938)

30% (1971)

90% (1977)

0% (1980)

85% (1979)

0% (1987)

58% (1982)

33% (1985)

50% (1959)

53% (1966)

70% (1972)

43% (1989)

0% (1939)

45% (1963)

57% (1979)

0% (1990)