| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never/almost | 2 |
0.5%
|
| 2 | Once or twice a year | 3 |
0.7%
|
| 3 | Every few months | 12 |
2.8%
|
| 4 | Once or twice a month | 26 |
6.1%
|
| 5 | Once a week | 304 |
71.5%
|
| 6 | More than once a week | 74 |
17.4%
|
| 7 | Refused | 4 |
0.9%
|
| Sysmiss | 408 |