| Value | Category | Cases | |
|---|---|---|---|
| 2014 | 1 |
2.2%
|
|
| 2015 | 4 |
8.7%
|
|
| 2017 | 3 |
6.5%
|
|
| 2018 | 3 |
6.5%
|
|
| 2019 | 2 |
4.3%
|
|
| 2020 | 8 |
17.4%
|
|
| 2021 | 25 |
54.3%
|
|
| Sysmiss | 5590 |