| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 7 |
0.4%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 3 |
0.2%
|
| 3 | NO, NOT USED | 1529 |
85.9%
|
| Sysmiss | 242 |
13.6%
|