80% (1979)

0% (1978)

63% (1977)

0% (1972)

48% (1962)

60% (1985)

0% (1960)

40% (1982)

20% (1983)

78% (1996)

0% (1968)

40% (1962)

20% (1978)

68% (1981)

60% (1967)

68% (1973)

25% (1960)

0% (1975)

60% (1973)

60% (1963)