0% (2001)

54% (1997)

10% (1998)

40% (2001)

60% (2004)

57% (2003)

0% (2000)

72% (1998)

69% (2000)

50% (2001)

65% (2003)

60% (1998)

0% (2002)

0% (2003)

40% (2000)

0% (1999)

75% (2005)

87% (2000)

80% (2001)

0% (2002)