75% (1999)

75% (1999)

71% (2000)

72% (1997)

72% (1984)

0% (1987)

70% (1986)

70% (1980)

0% (2008)

90% (1992)

59% (1983)

0% (1988)

0% (1988)

0% (1989)

0% (1980)

52% (1986)

60% (1984)

0% (1992)

0% (1982)

70% (1981)