| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 711 |
44.3%
|
| 2 | Several times a week | 586 |
36.5%
|
| 3 | Once a week | 159 |
9.9%
|
| 4 | Once a month | 37 |
2.3%
|
| 5 | Reraly | 42 |
2.6%
|
| 6 | Do not use | 71 |
4.4%
|