| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | less than 8 hours | 166 | 163 |
3.3%
|
| 2 | 8-16 hour | 664 | 833 |
17.1%
|
| 3 | 17-23 hour | 616 | 705 |
14.5%
|
| 4 | 24 hour | 3419 | 3166 |
64.9%
|
| Sysmiss | 14 | 12 |