74% (2004)

78% (1995)

79% (1996)

63% (2005)

66% (2004)

72% (2006)

83% (2004)

66% (2010)

77% (1998)

58% (2004)

55% (2005)

50% (2003)

15% (2004)

0% (2004)

67% (2006)

63% (2005)

68% (2005)

65% (2005)

66% (2003)

58% (2006)