| Value | Category | Cases | |
|---|---|---|---|
| 1 | 14 minutes or less | 444 |
44.5%
|
| 2 | 15 - 29 minutes | 335 |
33.6%
|
| 3 | 30 - 44 minutes | 144 |
14.4%
|
| 4 | 45 - 59 minutes | 24 |
2.4%
|
| 5 | 60 minutes or more | 19 |
1.9%
|
| 6 | Do not know | 7 |
0.7%
|
| 9 | Unspecified | 25 |
2.5%
|