75% (2006)

51% (2001)

69% (2007)

58% (2005)

63% (2007)

56% (2003)

59% (2004)

54% (2001)

52% (2008)

90% (2004)

76% (2001)

56% (2004)

61% (1998)

0% (2001)

32% (2006)

0% (2007)

40% (2004)

0% (2007)

0% (2002)

0% (1998)