| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 335 |
28.2%
|
| 2 | 1 or 2 days | 396 |
33.4%
|
| 3 | 3 or 4 days | 166 |
14%
|
| 4 | 5 or 6 days | 86 |
7.3%
|
| 5 | All 7 days | 203 |
17.1%
|
| Sysmiss | 9 |