| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 55 |
4.6%
|
| 0 | Nothing at all | 21 |
1.8%
|
| 1 | Reasonable amount | 599 |
50.3%
|
| 2 | A great deal | 267 |
22.4%
|
| 7 | Not applicable | 245 |
20.6%
|
| 9 | Don't know | 3 |
0.3%
|