| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 |
0.1%
|
| 0 | None | 640 |
53.4%
|
| 1 | Few | 247 |
20.6%
|
| 2 | Some | 245 |
20.5%
|
| 3 | Most | 56 |
4.7%
|
| 4 | All | 9 |
0.8%
|