| Value | Category | Cases | |
|---|---|---|---|
| -9 | 616 |
11.4%
|
|
| 1 | Minutes | 3873 |
71.8%
|
| 2 | Hours | 259 |
4.8%
|
| 3 | Days | 1 |
0%
|
| 5 | Missing | 129 |
2.4%
|
| 7 | Refusal | 0 |
0%
|
| 9 | Not applicable | 516 |
9.6%
|