| 2010 |
68%
|
| 2008 |
68%
|
| 1999 |
86%
|
| 1992 |
65%
|
| 1990 |
88%
|
| 1997 |
71%
|
| 1988 |
69%
|
| 1989 |
72%
|
| 1991 |
67%
|
| 2002 |
72%
|
| 2011 |
56%
|
| 1995 |
50%
|
| 1995 |
43%
|
| 2000 |
54%
|
| 1989 |
51%
|
| 2021 |
39%
|
