| Value | Category | Cases | |
|---|---|---|---|
| 1 | 14 minutes or less | 655 |
65.6%
|
| 2 | 15 - 29 minutes | 227 |
22.7%
|
| 3 | 30 - 44 minutes | 76 |
7.6%
|
| 4 | 45 - 59 minutes | 18 |
1.8%
|
| 5 | 60 minutes or more | 12 |
1.2%
|
| 6 | Do not know | 7 |
0.7%
|
| 9 | Unspecified | 3 |
0.3%
|