| Value | Category | Cases | |
|---|---|---|---|
| 1 | 14 minutes or less | 216 |
21.6%
|
| 2 | 15 - 29 minutes | 383 |
38.4%
|
| 3 | 30 - 44 minutes | 234 |
23.4%
|
| 4 | 45 - 59 minutes | 60 |
6%
|
| 5 | 60 minutes or more | 88 |
8.8%
|
| 6 | Do not know | 2 |
0.2%
|
| 9 | Unspecified | 15 |
1.5%
|