| Value | Category | Cases | |
|---|---|---|---|
| -999 | -999 | 0 |
0%
|
| -888 | -888 | 1 |
0%
|
| 1 | Never | 3476 |
96.2%
|
| 2 | Sometimes | 133 |
3.7%
|
| 3 | Always | 2 |
0.1%
|