80% (1964)

65% (1982)

52% (1962)

38% (1964)

55% (2001)

55% (1985)

35% (1974)

54% (2002)

57% (1971)

52% (1958)

55% (1991)

49% (1978)

0% (1959)

0% (1984)

0% (2000)

56% (1993)

0% (1986)

0% (1969)

55% (1996)

0% (1957)