| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 12 |
0.2%
|
| 2 | Once a month | 30 |
0.4%
|
| 3 | 2-3 times a month | 61 |
0.8%
|
| 4 | Once a week | 21 |
0.3%
|
| 5 | 2-6 times a week | 42 |
0.5%
|
| 6 | Once a day | 2781 |
36%
|
| 7 | Twice or more a day | 4775 |
61.8%
|