| Value | Category | Cases | |
|---|---|---|---|
| 0 | not at all | 1687 |
55.2%
|
| 1 | several days | 937 |
30.7%
|
| 2 | more than half the days | 234 |
7.7%
|
| 3 | nearly every day | 191 |
6.3%
|
| 99 | refused to answer | 5 |
0.2%
|
| Missing value | 1 |
0%
|