| Value | Category | Cases | |
|---|---|---|---|
| 0 | 54 |
0.3%
|
|
| 1 | 1 |
0%
|
|
| 6 | 1 |
0%
|
|
| 98 | Do not know | 2 |
0%
|
| 999 | Unspecified | 21316 |
99.7%
|