| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 10217 |
58.5%
|
| 2 | Sometimes | 3676 |
21.1%
|
| 3 | Always | 3567 |
20.4%
|
| 7 | N/A | 401 | |
| 8 | Invalid | 9 | |
| 9 | Missing | 269 |