44% (2000)

29% (2008)

52% (2000)

35% (2000)

54% (2005)

40% (2006)

51% (2005)

56% (2007)

68% (2000)

70% (1998)

47% (2005)

18% (2005)

41% (2004)

56% (1998)

55% (2007)

58% (2006)

64% (2005)

60% (1998)

38% (1998)

58% (2002)