| Value | Category | Cases | |
|---|---|---|---|
| 1 | up to 2 weeks | 53 |
62.4%
|
| 2 | up to 1 month | 4 |
4.7%
|
| 3 | 1 month | 2 |
2.4%
|
| 4 | More than one month | 26 |
30.6%
|
| Sysmiss | 19105 |