| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 5 |
3%
|
| 1 | Very little | 7 |
4.3%
|
| 2 | Good | 25 |
15.2%
|
| 3 | A great deal | 127 |
77.4%
|
| 9 | Missing | 0 |
0%
|