| Value | Category | Cases | |
|---|---|---|---|
| 2009 | 2024 |
11.2%
|
|
| 2010 | 3667 |
20.3%
|
|
| 2011 | 3230 |
17.8%
|
|
| 2012 | 3150 |
17.4%
|
|
| 2013 | 3528 |
19.5%
|
|
| 2014 | 1004 |
5.5%
|
|
| 9999 | Missing | 2 |
0%
|
| Sysmiss | 1503 |
8.3%
|