| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 8 |
1.3%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 6 |
1%
|
| 3 | NO, NOT USED | 460 |
75.9%
|
| Sysmiss | 132 |
21.8%
|