95% (1996)

60% (2000)

45% (2001)

0% (1997)

60% (1995)

80% (1998)

50% (1999)

74% (1996)

56% (2004)

0% (1996)

0% (1998)

0% (2003)

40% (1997)

58% (2003)

0% (1995)

40% (2003)

0% (1999)

20% (1995)

70% (1996)

0% (2005)