| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 141 |
4.8%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 8 |
0.3%
|
| 3 | NO, NOT USED | 2065 |
70.8%
|
| Sysmiss | 702 |
24.1%
|