80% (1975)

60% (1964)

80% (1972)

50% (1960)

0% (1961)

0% (1978)

0% (1987)

47% (1972)

100% (1972)

0% (1963)

0% (1966)

80% (1981)

70% (1988)

60% (1977)

0% (1971)

20% (1991)

0% (1986)

0% (1985)

75% (1959)

54% (1991)