| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, ENTIRE QUESTIONNAIRE | 565 |
1.7%
|
| 2 | YES, PART OF QUESTIONNAIRE | 687 |
2.1%
|
| 3 | NO, NOT USED | 31743 |
96.2%
|
| Sysmiss | 403 |