| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 23 |
0.6%
|
| 2 | Once a month | 13 |
0.3%
|
| 3 | 2-3 times a month | 46 |
1.2%
|
| 4 | Once a week | 69 |
1.7%
|
| 5 | 2-6 times a week | 183 |
4.6%
|
| 6 | Once a day | 1945 |
49%
|
| 7 | Twice or more a day | 1694 |
42.6%
|
| Sysmiss | 14 |