80% (1996)

76% (1998)

53% (2005)

67% (2010)

83% (2004)

67% (2004)

72% (2006)

54% (2005)

15% (2004)

41% (2005)

62% (2005)

43% (2004)

0% (2004)

63% (2005)

53% (2004)

56% (2006)

0% (2004)

0% (2004)

47% (2005)

44% (2006)