0% (1986)

50% (1988)

50% (1990)

0% (1956)

50% (1963)

55% (1978)

40% (1974)

0% (1993)

50% (1969)

63% (1972)

57% (1967)

50% (1964)

0% (1981)

60% (1976)

0% (1979)

63% (1968)

0% (1970)

0% (1976)

53% (1971)

0% (1984)