| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | Not contributing at all | 293 |
24.4%
|
| 2 | Contributing a little | 726 |
60.5%
|
| 3 | Contributing a lot | 180 |
15%
|
| 9 | Don't know | 1 |
0.1%
|
| 98 | Refused | 0 |
0%
|