| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
20%
|
|
| 10 | 10 days or more but less than a month | 3 |
60%
|
| 30 | Everyday / Almost every day | 1 |
20%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 2110 |