| Value | Category | Cases | |
|---|---|---|---|
| 2008 | 909 |
9.1%
|
|
| 2009 | 2117 |
21.2%
|
|
| 2010 | 2315 |
23.1%
|
|
| 2011 | 2484 |
24.8%
|
|
| 2012 | 2143 |
21.4%
|
|
| 2013 | 35 |
0.3%
|
|
| 9999 | Manquant | 0 |
0%
|
| Sysmiss | 5137 |