| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 days | 1327 |
87.6%
|
| 2 | 1 or 2 days | 71 |
4.7%
|
| 3 | Once a week | 32 |
2.1%
|
| 4 | 2 times per week | 44 |
2.9%
|
| 5 | Everyday (30 days) | 41 |
2.7%
|
| Sysmiss | 24 |