80% (1964)

65% (1982)

52% (1962)

49% (1978)

30% (1991)

0% (2000)

0% (1984)

55% (1980)

54% (2002)

55% (1991)

52% (1958)

0% (1969)

55% (2001)

55% (1985)

0% (1957)

38% (1964)

35% (1974)

0% (1986)

0% (1959)

48% (1987)