| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 19 |
1.3%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 7 |
0.5%
|
| 3 | NO, NOT USED | 1405 |
95%
|
| Sysmiss | 48 |
3.2%
|