59% (1988)

0% (1985)

60% (1988)

55% (1968)

0% (1964)

70% (1977)

52% (1978)

80% (1989)

45% (1972)

43% (1980)

50% (1983)

0% (1984)

0% (1962)

0% (1989)

0% (1978)

60% (1975)

70% (1984)

40% (1979)

0% (1970)

43% (1984)