| Value | Category | Cases | |
|---|---|---|---|
| 2010 | 106 |
4.7%
|
|
| 2011 | 343 |
15.1%
|
|
| 2012 | 408 |
17.9%
|
|
| 2013 | 545 |
24%
|
|
| 2014 | 665 |
29.3%
|
|
| 2015 | 206 |
9.1%
|
|
| 9999 | No Response | 0 |
0%
|
| Sysmiss | 4111 |