84% (2005)

60% (2005)

70% (1996)

62% (2003)

74% (2009)

77% (2006)

70% (2008)

83% (2002)

51% (2005)

79% (2010)

60% (2001)

82% (2004)

58% (2008)

53% (2000)

70% (2007)

73% (2010)

0% (2006)

59% (2000)

60% (2000)