| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 318510 |
98.9%
|
| 1 | 1-30 minutes | 2745 |
0.9%
|
| 2 | 31-60 minutes | 521 |
0.2%
|
| 3 | 61-90 minutes | 76 |
0%
|
| 4 | 91-120 minutes | 43 |
0%
|
| 5 | 121-150 minutes | 1 |
0%
|
| 6 | 151-180 minutes | 8 |
0%
|
| 7 | 181-210 minutes | 20 |
0%
|
| 8 | 211-240 minutes | 14 |
0%
|
| 9 | 241+ minutes | 2 |
0%
|
| Sysmiss | 10998 |