74% (1994)

45% (2001)

62% (2000)

65% (1994)

66% (1996)

40% (1992)

73% (2001)

0% (2009)

0% (1999)

0% (1998)

0% (2004)

65% (1999)

100% (2008)

66% (2000)

50% (2001)