| Value | Category | Cases | |
|---|---|---|---|
| 2016 | 1 |
0.1%
|
|
| 2017 | 7 |
0.5%
|
|
| 2018 | 1423 |
99.2%
|
|
| 2019 | 2 |
0.1%
|
|
| 2818 | 1 |
0.1%
|
|
| Sysmiss | 5607 |