70% (1984)

35% (1976)

60% (1993)

53% (1974)

20% (1985)

68% (1964)

0% (1969)

20% (1980)

0% (1984)

50% (1972)

20% (1979)

20% (1981)

50% (1960)

65% (1964)

50% (1968)

0% (1981)

62% (1937)

37% (1977)

20% (1982)

58% (2019)