60% (1985)

76% (2016)

70% (2013)

51% (1981)

54% (1983)

34% (1984)

56% (1980)

43% (1983)

35% (1983)

40% (1980)

73% (1966)

35% (1984)

20% (1984)

71% (1956)

50% (1979)

30% (1979)

0% (1995)

20% (1977)

38% (1983)

75% (2023)