| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less then 15 minutes | 81 |
36.5%
|
| 2 | 15-30 Minutes | 86 |
38.7%
|
| 3 | 31-60 minutes | 22 |
9.9%
|
| 4 | 1-2 hours | 19 |
8.6%
|
| 5 | More then 2 hours | 14 |
6.3%
|
| 11 | .F | 291 |