0% (1972)

0% (1986)

55% (1985)

0% (1977)

62% (1979)

60% (1983)

0% (1974)

52% (1985)

58% (1979)

0% (1972)

0% (1984)

70% (1982)

35% (1974)

50% (1981)

0% (1984)

40% (1974)

0% (1976)