| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 5 |
1.4%
|
| 1 | WITHIN 5 MINUTES | 64 |
17.5%
|
| 2 | 6 TO 30 MINUTES | 99 |
27.1%
|
| 3 | 31 TO 60 MINUTES | 64 |
17.5%
|
| 4 | MORE THAN 60 MINUTES | 133 |
36.4%
|
| Sysmiss | 7646 |