| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 morning -11.59 before noon | 117 |
1.2%
|
| 2 | 12 noon – 7.59 evening | 229 |
2.3%
|
| 3 | 8.3 evening – 5.59 morning | 49 |
0.5%
|
| 4 | no specific time | 876 |
8.8%
|
| Sysmiss | 8655 |