| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-10.5 mins | 2674 |
13.7%
|
| 2 | 10.5-20 mins | 3451 |
17.6%
|
| 3 | 20.5-30 mins | 2579 |
13.2%
|
| 4 | 30.5-40 mins | 1454 |
7.4%
|
| 5 | 40.5-60 mins | 1573 |
8%
|
| 6 | >60 mins | 6478 |
33.1%
|
| 8 | 1 |
0%
|
|
| 9 | Dk | 1343 |
6.9%
|
| 10 | 6 |
0%
|
|
| 40 | 1 |
0%
|
|
| Sysmiss | 3678 |