| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | None | 780 |
65%
|
| 1 | Few | 300 |
25%
|
| 2 | Some | 95 |
7.9%
|
| 3 | Most | 22 |
1.8%
|
| 4 | All | 3 |
0.3%
|