78% (1995)

74% (2004)

80% (1996)

66% (2004)

83% (2004)

72% (2006)

66% (2010)

77% (1998)

66% (2003)

53% (2004)

58% (2006)

55% (2005)

63% (2005)

44% (2006)

50% (2004)

0% (2006)

21% (2005)

41% (2005)

47% (2005)

50% (2003)