| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 2001 | 1 |
4.2%
|
|
| 2004 | 1 |
4.2%
|
|
| 2005 | 3 |
12.5%
|
|
| 2006 | 3 |
12.5%
|
|
| 2007 | 5 |
20.8%
|
|
| 2008 | 4 |
16.7%
|
|
| 2009 | 5 |
20.8%
|
|
| 2011 | 2 |
8.3%
|
|
| Sysmiss | 8968 |