0% (1973)

60% (1982)

42% (1991)

0% (1968)

0% (1972)

0% (1932)

0% (1971)

63% (1960)

45% (1979)

0% (1967)

80% (1978)

0% (1989)

0% (1981)

50% (1966)

50% (1986)

68% (1960)

50% (1977)

60% (1984)

0% (1961)

80% (1988)