32% (2005)

38% (1999)

39% (1999)

10% (1999)

0% (1999)

28% (2000)

10% (2000)

20% (2001)

0% (2001)

37% (2002)

0% (1997)

10% (1998)

34% (2002)

34% (2002)

24% (1999)

15% (1998)

20% (1998)

20% (1999)

40% (2001)

0% (2000)