| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 1 |
0%
|
| 1 | 1 day | 1 |
0%
|
| 2 | 2 day | 4 |
0.2%
|
| 3 | 3 days | 7 |
0.3%
|
| 4 | 4 days | 4 |
0.2%
|
| 5 | 5 days | 6 |
0.2%
|
| 6 | each day | 29 |
1.1%
|
| 7 | absent | 16 |
0.6%
|
| 9 | no answer | 0 |
0%
|
| Sysmiss | 2501 |
97.4%
|