| Value | Category | Cases | |
|---|---|---|---|
| 1 | HOURS | 14 |
58.3%
|
| 2 | MINUTES | 7 |
29.2%
|
| 7 | DON'T KNOW | 3 |
12.5%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 4226 |