| Value | Category | Cases | |
|---|---|---|---|
| 0 | 143 |
0.6%
|
|
| 1 | 51 |
0.2%
|
|
| 2 | 2 |
0%
|
|
| 888 | Not applicable | 23659 |
98%
|
| 999 | Unspecified | 290 |
1.2%
|