67% (1966)

60% (1980)

60% (1966)

20% (1972)

55% (1965)

30% (1969)

58% (1970)

20% (1981)

0% (1976)

50% (1964)

68% (1967)

50% (1995)

63% (1969)

42% (1970)

35% (1974)

0% (1963)

56% (1970)

0% (1969)

0% (1970)

43% (1969)