| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 261275 |
81.2%
|
| 1 | 1-30 minutes | 26903 |
8.4%
|
| 2 | 31-60 minutes | 16584 |
5.2%
|
| 3 | 61-90 minutes | 7363 |
2.3%
|
| 4 | 91-120 minutes | 4760 |
1.5%
|
| 5 | 121-150 minutes | 1239 |
0.4%
|
| 6 | 151-180 minutes | 1166 |
0.4%
|
| 7 | 181-210 minutes | 826 |
0.3%
|
| 8 | 211-240 minutes | 896 |
0.3%
|
| 9 | 241+ minutes | 923 |
0.3%
|
| 14 | 1 |
0%
|
|
| 33 | 4 |
0%
|
|
| Sysmiss | 10998 |