| Value | Category | Cases | |
|---|---|---|---|
| 2009 | 1 |
0%
|
|
| 2017 | 1 |
0%
|
|
| 2018 | 9118 |
91.4%
|
|
| 2019 | 856 |
8.6%
|
|
| Sysmiss | 8 |