| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 87 |
8.7%
|
| 1 | 1 | 27 |
2.7%
|
| 8 | Not applicabble | 15 |
1.5%
|
| 9 | Unspecified | 871 |
87.1%
|