| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 15 minutes | 7983 |
11%
|
| 2 | 15-30 minutes | 9676 |
13.3%
|
| 3 | 31-60 minutes | 3045 |
4.2%
|
| 4 | 61-90 minutes | 444 |
0.6%
|
| 5 | More than 90 minutes | 86 |
0.1%
|
| 6 | Do not know | 94 |
0.1%
|
| 8 | Not applicable | 50401 |
69.4%
|
| 9 | Unspecified | 873 |
1.2%
|