51% (1979)

0% (1984)

0% (1976)

50% (1980)

20% (1978)

68% (1966)

45% (1972)

10% (1980)

0% (1979)

50% (1965)

0% (1992)

40% (1979)

60% (1977)

0% (1982)

0% (1975)

0% (1961)

0% (1980)

0% (1973)

0% (1977)

0% (1976)