0% (1973)

51% (1966)

42% (1974)

70% (1960)

0% (1979)

0% (1975)

54% (1968)

10% (1973)

65% (1977)

0% (1978)

80% (1990)

0% (1980)

40% (1977)

60% (1958)

60% (1978)

10% (1983)

0% (1991)

68% (1972)

60% (1965)

35% (1969)