| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, ENTIRE QUESTIONNAIRE | 49 |
0.6%
|
| 2 | YES, PART OF QUESTIONNAIRE | 5 |
0.1%
|
| 3 | NO, NOT USED | 6292 |
77.7%
|
| Sysmiss | 1755 |
21.7%
|