| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very much | 25 |
1.2%
|
| 2 | Much | 108 |
5.4%
|
| 3 | Average | 237 |
11.7%
|
| 4 | A little | 258 |
12.8%
|
| 5 | Very little | 268 |
13.3%
|
| 6 | I do not know | 1122 |
55.6%
|
| Sysmiss | 4 |