| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 30 minutes | 92 |
44.2%
|
| 2 | 30-60 minutes | 54 |
26%
|
| 3 | More than 60 minutes | 61 |
29.3%
|
| 9 | No response | 1 |
0.5%
|
| Sysmiss | 10 |