| Value | Category | Cases | |
|---|---|---|---|
| 2007 | 190 |
4.1%
|
|
| 2008 | 773 |
16.7%
|
|
| 2009 | 831 |
17.9%
|
|
| 2010 | 870 |
18.8%
|
|
| 2011 | 917 |
19.8%
|
|
| 2012 | 981 |
21.1%
|
|
| 2013 | 14 |
0.3%
|
|
| 9997 | Incohérent | 0 |
0%
|
| 9998 | NSP | 28 |
0.6%
|
| 9999 | Manquant | 36 |
0.8%
|