| Value | Category | Cases | |
|---|---|---|---|
| 1 | 14 minutes or less | 198 |
19.8%
|
| 2 | 15 - 29 minutes | 384 |
38.5%
|
| 3 | 30 - 44 minutes | 247 |
24.7%
|
| 4 | 45 - 59 minutes | 77 |
7.7%
|
| 5 | 60 minutes or more | 52 |
5.2%
|
| 6 | Do not know | 3 |
0.3%
|
| 9 | Unspecified | 37 |
3.7%
|