| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 678 |
83.1%
|
| 1 | Several days | 118 |
14.5%
|
| 2 | 13 |
1.6%
|
|
| 3 | More than half of the days | 6 |
0.7%
|
| 4 | Nearly every day | 0 |
0%
|
| 5 | 1 |
0.1%
|
|
| Sysmiss | 5 |