| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 2974 |
1.4%
|
| 1 | 1 | 170 |
0.1%
|
| 8 | 193067 |
91.2%
|
|
| 9 | Unspecified | 15476 |
7.3%
|