0% (1975)

30% (1969)

0% (1982)

50% (1983)

20% (1990)

50% (1980)

70% (1990)

55% (1989)

50% (1971)

0% (1982)

30% (1970)

33% (1981)

20% (1986)

63% (1977)

47% (1968)

0% (1962)

0% (1959)

48% (1993)

20% (1989)

0% (1978)