| Value | Category | Cases | |
|---|---|---|---|
| 1 | Days | 103 |
28%
|
| 2 | Months | 110 |
29.9%
|
| 3 | Years | 155 |
42.1%
|
| 9 | Special answers | 0 |
0%
|
| Sysmiss | 10002 |