| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 3543 |
96.3%
|
| 2 | 1 or 2 days | 92 |
2.5%
|
| 3 | 3 or 4 days | 20 |
0.5%
|
| 4 | 5 or 6 days | 7 |
0.2%
|
| 5 | All 7 days | 16 |
0.4%
|
| Sysmiss | 5 |