| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Very little | 9 |
5.8%
|
| 2 | 2. Some | 135 |
87.7%
|
| 3 | 3. A lot | 10 |
6.5%
|
| 9 | 9. Don t know | 0 |
0%
|
| Sysmiss | 80 |