| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0. never | 1227 |
85.9%
|
| 1 | 1. yes, more than a year ago | 63 |
4.4%
|
| 2 | 2. yes, in the last year | 139 |
9.7%
|
| Sysmiss | 134 |