| Value | Category | Cases | |
|---|---|---|---|
| 1 | None | 1070 |
45%
|
| 2 | 1 Hour | 955 |
40.1%
|
| 3 | More than 1 hour | 123 |
5.2%
|
| 4 | More than 1.5 hours | 232 |
9.7%
|
| Sysmiss | 947 |