80% (1996)

67% (2004)

76% (1998)

54% (2005)

72% (2006)

56% (2006)

67% (2010)

83% (2004)

53% (2005)

68% (2005)

66% (2003)

0% (2004)

43% (2004)

58% (2005)

63% (2005)

62% (2005)

15% (2004)

41% (2005)

21% (2005)

55% (2003)