0% (1972)

0% (1970)

60% (1968)

80% (1987)

0% (1976)

0% (1973)

90% (1979)

0% (1973)

39% (1986)

50% (1987)

80% (1972)

80% (1967)

80% (1960)

60% (1971)

0% (1958)

58% (1968)

0% (1976)

60% (1968)

0% (1970)

55% (1961)