| Value | Category | Cases | |
|---|---|---|---|
| 2013 | 1 |
0%
|
|
| 2015 | 5 |
0%
|
|
| 2016 | 4 |
0%
|
|
| 8888 | Not applicable | 20724 |
99%
|
| 9999 | Unspecified | 202 |
1%
|