57% (1974)

0% (1977)

0% (1984)

57% (1939)

0% (1980)

30% (1990)

63% (1982)

40% (1972)

78% (1985)

42% (1953)

46% (1989)

47% (1983)

0% (1985)

0% (1970)

0% (1991)

70% (1966)

47% (1991)

38% (1945)

0% (1964)

47% (1957)