| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
0.1%
|
|
| 1 | si | 8566 |
62.7%
|
| 2 | no | 5065 |
37.1%
|
| 9 | 5 |
0%
|
|
| 99 | 1 |
0%
|
|
| Sysmiss | 6236 |