77% (1995)

80% (2005)

76% (1997)

73% (1997)

72% (1995)

72% (2001)

83% (2006)

68% (2004)

68% (1995)

55% (2000)

64% (1998)

60% (2002)

61% (2002)

75% (1999)

61% (2001)

61% (1998)

100% (1998)

70% (1996)

60% (2002)

82% (2000)