0% (1979)

54% (1973)

0% (1975)

40% (1970)

0% (1961)

69% (1969)

48% (1973)

67% (1983)

60% (1968)

40% (1973)

10% (1966)

78% (1974)

0% (1972)

0% (1968)

50% (1976)

0% (1970)

62% (1975)

0% (1961)

90% (1965)

0% (1978)