| Value | Category | Cases | |
|---|---|---|---|
| 2008 | 1292 |
11.8%
|
|
| 2009 | 2210 |
20.2%
|
|
| 2010 | 2534 |
23.1%
|
|
| 2011 | 2512 |
22.9%
|
|
| 2012 | 2362 |
21.6%
|
|
| 2013 | 50 |
0.5%
|
|
| 9999 | Manquant | 0 |
0%
|
| Sysmiss | 4180 |