0% (1988)

20% (1994)

0% (1992)

100% (1999)

0% (2005)

30% (1999)

0% (1990)

66% (1992)

0% (1994)

0% (2007)

65% (2000)

68% (1999)

0% (2004)

0% (1990)

77% (2002)

0% (2000)

30% (1988)

0% (2006)

12% (2005)

73% (2002)