| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 288481 |
89.6%
|
| 1 | 1-30 minutes | 28122 |
8.7%
|
| 2 | 31-60 minutes | 3820 |
1.2%
|
| 3 | 61-90 minutes | 571 |
0.2%
|
| 4 | 91-120 minutes | 412 |
0.1%
|
| 5 | 121-150 minutes | 72 |
0%
|
| 6 | 151-180 minutes | 140 |
0%
|
| 7 | 181-210 minutes | 192 |
0.1%
|
| 8 | 211-240 minutes | 54 |
0%
|
| 9 | 241+ minutes | 74 |
0%
|
| 101 | 2 |
0%
|
|
| Sysmiss | 10998 |