| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 5265 |
53.2%
|
| 2 | Sometimes | 2775 |
28.1%
|
| 3 | Always | 1852 |
18.7%
|
| 7 | N/A | 281 | |
| 8 | Invalid | 4 | |
| 9 | Missing | 170 |