| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15 minutes | 511 |
51.1%
|
| 2 | 15–29 minutes | 416 |
41.6%
|
| 3 | 30–89 minutes | 65 |
6.5%
|
| 4 | 90 minutes and more | 2 |
0.2%
|
| 5 | DO NOT KNOW | 6 |
0.6%
|
| 9 | Unspecified | 0 |
0%
|