65% (1994)

62% (2000)

74% (1994)

40% (1992)

0% (1999)

73% (2001)

66% (2000)

0% (1998)

65% (1999)

45% (2001)

66% (1996)

0% (2009)

50% (2001)

0% (2004)

100% (2008)