50% (1941)

0% (1989)

77% (1983)

46% (1980)

28% (1970)

0% (1970)

40% (1963)

0% (1959)

0% (1986)

20% (1984)

50% (1939)

0% (1978)

0% (1953)

59% (1982)

46% (1977)

0% (1986)

50% (1976)

0% (1972)

0% (1974)

30% (1982)