| Value | Category | Cases | |
|---|---|---|---|
| 1 | up to 2 weeks | 44 |
56.4%
|
| 2 | from 2 weeks to 1 month | 10 |
12.8%
|
| 3 | month | 4 |
5.1%
|
| 4 | More than one month | 20 |
25.6%
|
| Sysmiss | 20056 |