70% (1991)

93% (1991)

40% (1976)

58% (1982)

80% (1985)

55% (1967)

55% (1986)

0% (1977)

70% (1980)

70% (1991)

50% (1927)

10% (1983)

10% (1925)

60% (1986)

60% (1974)

75% (1962)

60% (1981)

10% (1954)

0% (1992)

65% (1989)