| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES, THE ENTIRE QUESTIONNAIRE | 1080 |
6.7%
|
| 2 | YES, PARTS OF THE QUESTIONNAIRE | 301 |
1.9%
|
| 3 | NO, NOT USED | 13410 |
83.8%
|
| Sysmiss | 1219 |
7.6%
|