46% (2003)

45% (2003)

38% (2002)

51% (2004)

43% (2007)

45% (2003)

32% (1998)

52% (2001)

51% (2001)

30% (2006)

38% (2004)

53% (2004)

46% (2009)

40% (2005)

40% (2002)

27% (2000)

60% (2003)

20% (2001)

70% (1997)

0% (2001)