| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 7005 |
39%
|
| 2 | Sometimes | 6756 |
37.6%
|
| 3 | Always | 4195 |
23.4%
|
| 7 | N/A | 370 | |
| 8 | Invalid | 9 | |
| 9 | Miss | 306 |