56% (1998)

10% (2002)

27% (2000)

49% (2009)

27% (2002)

35% (2005)

10% (2008)

50% (2003)

20% (2000)

42% (2005)

32% (2002)

30% (2000)

53% (2002)

50% (1996)

0% (2000)

10% (2006)

0% (2005)