50% (1971)

0% (1978)

90% (1979)

30% (1982)

0% (1985)

30% (1959)

33% (1958)

0% (1982)

0% (1991)

0% (1959)

10% (1988)

60% (1979)

55% (1967)

50% (1964)

65% (1988)

0% (1988)

80% (1972)

0% (1971)

40% (1965)

80% (1953)