| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 10 |
0.4%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 4 |
0.1%
|
| 3 | NO, NOT USED | 2367 |
88%
|
| Sysmiss | 310 |
11.5%
|