| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 1535 |
48.3%
|
| 2 | 1 or 2 days | 621 |
19.5%
|
| 3 | 3 or 4 days | 233 |
7.3%
|
| 4 | 5 or 6 days | 144 |
4.5%
|
| 5 | All 7 days | 645 |
20.3%
|
| Sysmiss | 38 |