| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15mn | 325 |
30.6%
|
| 2 | 15mn - 30mn | 297 |
28%
|
| 3 | 30mn - 60mn | 270 |
25.4%
|
| 4 | 1hour - 2hours | 131 |
12.3%
|
| 5 | Over 2 hours | 38 |
3.6%
|
| Sysmiss | 2 |