0% (1968)

0% (1964)

0% (1963)

33% (1975)

0% (1973)

10% (1974)

75% (1977)

0% (1960)

73% (1973)

0% (1964)

50% (1969)

75% (1967)

68% (1976)

73% (1975)

48% (1973)

78% (1972)

69% (1969)

0% (1960)

0% (1975)

80% (1979)