| Value | Category | Cases | |
|---|---|---|---|
| 0 | 60 |
0.3%
|
|
| 8 | 1 |
0%
|
|
| 80 | 1 |
0%
|
|
| 98 | Do not know | 1 |
0%
|
| 888 | Not applicable | 21118 |
98.8%
|
| 999 | Unspecified | 193 |
0.9%
|