| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 30 minutes | 1646 |
7.8%
|
| 2 | 31 – 60 minutes | 1698 |
8%
|
| 3 | 61 – 120 minutes | 811 |
3.8%
|
| 4 | More than 2 hours | 1470 |
7%
|
| 5 | Never arrived | 332 |
1.6%
|
| 9 | Unspecified | 15138 |
71.8%
|