63% (1962)

43% (1971)

70% (1963)

0% (1978)

0% (1975)

43% (1969)

52% (1980)

42% (1970)

50% (1978)

0% (1973)

0% (1964)

0% (1967)

0% (1976)

38% (1971)

0% (1968)

50% (1977)

38% (1969)

0% (1965)

60% (1969)

30% (1970)