| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 245 |
21.6%
|
| 2 | 1 or 2 days | 347 |
30.5%
|
| 3 | 3 or 4 days | 161 |
14.2%
|
| 4 | 5 or 6 days | 78 |
6.9%
|
| 5 | All 7 days | 305 |
26.8%
|
| Sysmiss | 4 |