66% (2001)

73% (2010)

70% (1992)

66% (2005)

77% (1999)

71% (2001)

66% (1999)

71% (2001)

77% (2000)

72% (2000)

75% (2005)

67% (2004)

68% (2001)

71% (2005)

67% (1995)

71% (2001)

56% (2003)

62% (2001)

47% (2001)

59% (2006)