1999 |
84%
|
1996 |
70%
|
1999 |
65%
|
1997 |
69%
|
1999 |
74%
|
1998 |
73%
|
1997 |
34%
|
1998 |
86%
|
1996 |
64%
|
2000 |
64%
|
1996 |
65%
|
2000 |
55%
|
2001 |
72%
|
1999 |
74%
|
2000 |
53%
|
2001 |
64%
|
1996 |
57%
|
2001 |
67%
|
2001 |
72%
|
1997 |
71%
|
1995 |
59%
|
1997 |
55%
|
2001 |
66%
|
1999 |
68%
|
2000 |
45%
|
2000 |
61%
|
1995 |
57%
|
2000 |
48%
|
2000 |
63%
|
1996 |
69%
|
1997 |
52%
|
1996 |
55%
|
1998 |
47%
|
1996 |
46%
|
1998 |
49%
|