| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 6973 |
25%
|
| 2 | 1 or 2 days | 7464 |
26.8%
|
| 3 | 3 or 4 days | 3769 |
13.5%
|
| 4 | 5 or 6 days | 1961 |
7%
|
| 5 | All 7 days | 7705 |
27.6%
|
| Sysmiss | 496 |