| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | None | 268 |
22.3%
|
| 2 | A small amount | 172 |
14.3%
|
| 3 | Some | 318 |
26.5%
|
| 4 | A lot | 340 |
28.3%
|
| 8 | Refused | 1 |
0.1%
|
| 9 | Don’t know | 101 |
8.4%
|