| Value | Category | Cases | |
|---|---|---|---|
| -999 | No sabe | 1 |
0.1%
|
| -888 | No contesta | 0 |
0%
|
| 0 | No | 500 |
40.6%
|
| 1 | Sí | 730 |
59.3%
|
| Sysmiss | 5297 |