| Value | Category | Cases | |
|---|---|---|---|
| 0 | not at all | 1621 |
53.1%
|
| 1 | several days | 957 |
31.3%
|
| 2 | more than half the days | 271 |
8.9%
|
| 3 | nearly every day | 202 |
6.6%
|
| 99 | refused to answer | 3 |
0.1%
|
| Missing value | 1 |
0%
|