| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 1 |
2%
|
| -7 | DON'T KNOW | 3 |
6.1%
|
| 1 | MONTHS | 21 |
42.9%
|
| 2 | WEEKS | 10 |
20.4%
|
| 3 | DAYS | 9 |
18.4%
|
| 4 | LESS THAN 1 DAY (24 HOURS) | 5 |
10.2%
|
| Sysmiss | 7520 |