60% (1956)

65% (1988)

55% (1964)

80% (1982)

0% (1987)

80% (1973)

45% (1954)

59% (1990)

0% (1988)

70% (1972)

80% (1970)

80% (1976)

0% (1981)

0% (1970)

0% (1984)

0% (1975)

60% (1970)

59% (1972)

0% (1979)

0% (1970)