| Value | Category | Cases | |
|---|---|---|---|
| 1 | 14 minutes or less | 262 |
26.3%
|
| 2 | 15 - 29 minutes | 374 |
37.5%
|
| 3 | 30 - 44 minutes | 211 |
21.1%
|
| 4 | 45 - 59 minutes | 63 |
6.3%
|
| 5 | 60 minutes or more | 52 |
5.2%
|
| 6 | Do not know | 13 |
1.3%
|
| 9 | Unspecified | 23 |
2.3%
|