| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 99 |
0.4%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 143 |
0.6%
|
| 3 | NO, NOT USED | 22859 |
92.6%
|
| Sysmiss | 1585 |
6.4%
|