0% (1976)

0% (1988)

70% (1955)

52% (1983)

34% (1978)

0% (1980)

62% (1986)

80% (1972)

0% (1961)

60% (1993)

10% (1980)

0% (1979)

0% (1970)

0% (1973)

0% (1961)

0% (1985)

60% (1986)

0% (1976)

45% (1969)

70% (1971)