| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 311 |
9.1%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 6 |
0.2%
|
| 3 | NO, NOT USED | 2931 |
85.6%
|
| Sysmiss | 175 |
5.1%
|