44% (2002)

35% (2003)

51% (2000)

41% (2005)

36% (2000)

52% (2003)

42% (2003)

38% (2002)

51% (2008)

43% (2002)

46% (2005)

56% (2006)

58% (2011)

58% (2002)

47% (2005)

23% (2001)

43% (2001)

56% (2012)

50% (2003)

47% (2001)