| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never or hardly ever | 13149 |
15.5%
|
| 2 | Once or twice a month | 12254 |
14.5%
|
| 3 | Once or twice a week | 22926 |
27%
|
| 4 | Every or almost every day | 36450 |
43%
|
| 7 | N/A | 19644 | |
| 8 | Invalid | 48 | |
| 9 | Miss | 1816 |