63% (1982)

80% (1972)

78% (1982)

85% (1975)

0% (1987)

73% (1977)

20% (1985)

45% (1985)

40% (1984)

75% (1991)

0% (1970)

80% (1985)

0% (1975)

76% (1983)

61% (1991)

50% (1987)

86% (1967)

0% (1958)

70% (1980)

0% (1987)