| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | None | 136 |
5.7%
|
| 2 | A small amount | 476 |
19.8%
|
| 3 | Some | 793 |
33%
|
| 4 | A lot | 850 |
35.4%
|
| 8 | Refused | 5 |
0.2%
|
| 9 | Don’t know | 140 |
5.8%
|