| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 296 |
12.6%
|
| 1 | Once a week | 351 |
14.9%
|
| 2 | Twice a week | 575 |
24.4%
|
| 3 | Three times a week | 614 |
26.1%
|
| 4 | Four times a week | 232 |
9.9%
|
| 5 | Five times a week | 284 |
12.1%
|
| 9 | Not applicable | 0 |
0%
|
| Sysmiss | 2303 |