0% (1989)

0% (1979)

64% (2007)

0% (1986)

90% (1977)

80% (1989)

0% (1985)

0% (1984)

50% (1988)

90% (1990)

80% (1985)

50% (1988)

60% (1977)

70% (1982)

0% (1985)

0% (1980)

80% (1986)

80% (1998)

70% (1982)

80% (1979)