69% (1999)

74% (2003)

74% (1995)

95% (2005)

79% (2000)

40% (2003)

74% (2001)

60% (2003)

61% (1996)

50% (1998)

90% (1996)

100% (1997)

67% (1996)

68% (1998)

0% (1996)

70% (1997)

0% (1997)

30% (1995)

20% (2000)

80% (1998)