0% (1991)

80% (1966)

70% (1981)

44% (1988)

0% (1990)

50% (1990)

50% (1960)

0% (1976)

60% (1949)

70% (1967)

10% (1986)

50% (1975)

75% (1975)

70% (1985)

47% (1975)

60% (1977)

65% (1941)

60% (1966)

47% (1984)

55% (1991)