| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 189 |
91.7%
|
| 2 | Several days a week | 5 |
2.4%
|
| 3 | Once a week | 6 |
2.9%
|
| 4 | Once a month | 2 |
1%
|
| 5 | Occasionally / when necessary | 4 |
1.9%
|
| Sysmiss | 4459 |