| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 2 days | 4 |
1.2%
|
| 2 | 2 to 4 days | 53 |
15.8%
|
| 3 | 4 to 6 days | 47 |
14%
|
| 4 | 6 days or more | 232 |
69%
|
| Sysmiss | 358 |