80% (1976)

80% (1976)

100% (1982)

90% (1970)

80% (1972)

0% (1979)

80% (1971)

0% (1972)

80% (1983)

85% (1972)

80% (1972)

80% (1982)

0% (1980)

80% (1974)

0% (1976)

10% (1984)

100% (1983)

80% (1978)

80% (1976)

80% (1974)