| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 645 |
35.6%
|
| 2 | 1 or 2 days | 387 |
21.3%
|
| 3 | 3 or 4 days | 218 |
12%
|
| 4 | 5 or 6 days | 109 |
6%
|
| 5 | All 7 days | 454 |
25%
|
| Sysmiss | 62 |