| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, ENTIRE QUESTIONNAIRE | 423 |
3.3%
|
| 2 | YES, PART OF QUESTIONNAIRE | 275 |
2.1%
|
| 3 | NO, NOT USED | 11957 |
93.4%
|
| Sysmiss | 145 |
1.1%
|