| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 13 |
1.1%
|
| 0 | None | 546 |
45.7%
|
| 1 | Few | 329 |
27.5%
|
| 2 | Some | 230 |
19.2%
|
| 3 | Most | 75 |
6.3%
|
| 4 | All | 3 |
0.3%
|