80% (1979)

0% (1979)

90% (1979)

0% (1976)

0% (1980)

80% (1995)

0% (1979)

50% (1979)

0% (1986)

70% (1997)

0% (1979)

82% (1996)

40% (2007)

0% (1976)

0% (2009)

0% (1982)

0% (1980)

0% (1973)

0% (1997)

88% (2002)