| Value | Category | Cases | |
|---|---|---|---|
| 2016 | 74 |
0.3%
|
|
| 2017 | 133 |
0.6%
|
|
| 8888 | Not applicable | 20839 |
98.3%
|
| 9999 | Unspecified | 144 |
0.7%
|