| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15mn | 6 |
16.2%
|
| 2 | 15mn-30mn | 2 |
5.4%
|
| 3 | 30mn-60mn | 17 |
45.9%
|
| 4 | 1hour-2hours | 12 |
32.4%
|
| 96 | Over 2 hours | 0 |
0%
|
| Sysmiss | 78 |