| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Not a single "yes" (never used) | 1603 | 130935 |
27.9%
|
| 2 | At least one "yes" (ever used | 4126 | 338468 |
72.1%
|
| Sysmiss | 32360 | 0 |