| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, ENTIRE QUESTIONNAIRE | 4 |
0.3%
|
| 2 | YES, PART OF QUESTIONNAIRE | 3 |
0.2%
|
| 3 | NO, NOT USED | 1383 |
87.3%
|
| Sysmiss | 194 |
12.2%
|