| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never or hardly ever | 12717 |
27.3%
|
| 2 | Once or twice a year | 8339 |
17.9%
|
| 3 | Once or twice a month | 11299 |
24.3%
|
| 4 | Once or twice a week | 8152 |
17.5%
|
| 5 | Every day or almost every day | 6077 |
13%
|
| 7 | N/A | 3 | |
| 8 | Invalid | 22 | |
| 9 | Missing | 835 |