| Value | Category | Cases | |
|---|---|---|---|
| 2002 | 1 |
0.1%
|
|
| 2010 | 3 |
0.2%
|
|
| 2011 | 126 |
6.6%
|
|
| 2012 | 279 |
14.7%
|
|
| 2013 | 295 |
15.5%
|
|
| 2014 | 345 |
18.1%
|
|
| 2015 | 566 |
29.7%
|
|
| 2016 | 258 |
13.6%
|
|
| 2017 | 31 |
1.6%
|
|
| Sysmiss | 2872 |