| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 407 |
4.7%
|
| 1 | Sometimes | 4565 |
53.1%
|
| 2 | Always | 3629 |
42.2%
|
| 88 | 474 | ||
| 98 | 36 | ||
| 99 | 17 |