| Value | Category | Cases | |
|---|---|---|---|
| 6 | 32 |
8.5%
|
|
| 7 | 304 |
81.1%
|
|
| 8 | 38 |
10.1%
|
|
| 9 | 1 |
0.3%
|
|
| 99 | no sabe/no responde | 0 |
0%
|
| Sysmiss | 224 |