| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 191 |
16.1%
|
| 1 | Very little | 278 |
23.5%
|
| 2 | Good | 408 |
34.5%
|
| 3 | A great deal | 303 |
25.6%
|
| 9 | Missing | 3 |
0.3%
|