37% (1972)

70% (1983)

61% (1964)

0% (1988)

0% (1965)

90% (1983)

0% (1967)

70% (1974)

44% (1961)

60% (1984)

20% (1989)

60% (1941)

46% (1974)

0% (1978)

60% (1965)

0% (1986)

10% (1984)

0% (1987)

52% (1985)

60% (1965)