| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 521 |
28.3%
|
| 2 | 1 or 2 days | 569 |
30.9%
|
| 3 | 3 or 4 days | 244 |
13.3%
|
| 4 | 5 or 6 days | 134 |
7.3%
|
| 5 | All 7 days | 371 |
20.2%
|
| Sysmiss | 20 |