| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 0 |
0%
|
| 1 | 1 | 9 |
0.9%
|
| 2 | 2 | 12 |
1.2%
|
| 88 | Not applicable | 820 |
82%
|
| 99 | Unspecified | 159 |
15.9%
|