| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 30 minutes | 2 |
1.2%
|
| 2 | 30-45 Minutes | 6 |
3.7%
|
| 3 | 1 hour | 74 |
45.4%
|
| 4 | 2-3 hour | 81 |
49.7%
|
| 5 | More than 3 hours | 0 |
0%
|
| 9 | 9.Missing | 0 |
0%
|
| Sysmiss | 6206 |