0% (1975)

50% (1982)

0% (1964)

83% (1984)

77% (1983)

50% (1976)

80% (1974)

80% (1980)

65% (1984)

75% (1980)

73% (1977)

60% (1966)

70% (1990)

0% (1989)

90% (1981)

0% (1977)

90% (1987)

47% (1974)

0% (1985)

20% (1990)