0% (1969)

70% (1974)

70% (1974)

0% (1974)

0% (1986)

0% (1989)

50% (1986)

58% (1987)

0% (1976)

80% (1970)

0% (1972)

30% (1982)

70% (1965)

75% (1983)

80% (1970)

40% (1980)

0% (1975)

0% (1971)

0% (1980)

0% (1970)