10% (1965)

70% (1971)

70% (1969)

100% (1973)

68% (1984)

78% (1987)

0% (1988)

85% (1980)

80% (1968)

0% (1982)

70% (1984)

55% (1968)

50% (1987)

77% (1979)

0% (1984)

10% (1972)

50% (1972)

0% (1962)

100% (1962)

90% (1988)