| Value | Category | Cases | |
|---|---|---|---|
| 0 | 44 |
0.2%
|
|
| 1 | 19 |
0.1%
|
|
| 3 | 1 |
0%
|
|
| 98 | Do not know | 1 |
0%
|
| 999 | Unspecified | 21309 |
99.7%
|