| Value | Category | Cases | |
|---|---|---|---|
| 1 | Hours | 184 |
63.4%
|
| 2 | Minutes | 89 |
30.7%
|
| 7 | Don't know | 16 |
5.5%
|
| 9 | 1 |
0.3%
|
|
| Sysmiss | 8108 |