56% (2005)

69% (2001)

65% (2007)

41% (1998)

76% (2005)

49% (2006)

66% (2003)

63% (2005)

100% (1999)

46% (2008)

57% (2002)

57% (2000)

100% (1999)

48% (2002)

70% (2001)

100% (1999)

57% (1999)

0% (2006)

0% (2007)