| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | None | 688 |
57.3%
|
| 2 | A small amount | 143 |
11.9%
|
| 3 | Some | 138 |
11.5%
|
| 4 | A lot | 222 |
18.5%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 8 |
0.7%
|