| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 69 |
1.5%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 14 |
0.3%
|
| 3 | NO, NOT USED | 4096 |
87.6%
|
| Sysmiss | 498 |
10.6%
|