| Value | Category | Cases | |
|---|---|---|---|
| 0 | 37 |
0.2%
|
|
| 1 | 19 |
0.1%
|
|
| 2 | 7 |
0%
|
|
| 3 | 1 |
0%
|
|
| 888 | Not applicable | 21118 |
98.8%
|
| 999 | Unspecified | 192 |
0.9%
|