| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 1 |
0.4%
|
| -7 | DON'T KNOW | 17 |
6.4%
|
| 1 | MONTHS | 118 |
44.5%
|
| 2 | WEEKS | 53 |
20%
|
| 3 | DAYS | 58 |
21.9%
|
| 4 | LESS THAN 1 DAY (24 HOURS) | 18 |
6.8%
|
| Sysmiss | 7304 |