| Value | Category | Cases | |
|---|---|---|---|
| 1 | si | 13299 |
68%
|
| 2 | no | 6256 |
32%
|
| 4 | 1 |
0%
|
|
| 9 | 2 |
0%
|
|
| 99 | 1 |
0%
|
|
| Sysmiss | 333 |