| Value | Category | Cases | |
|---|---|---|---|
| 1 | More than once a day | 13 |
3.7%
|
| 2 | Once daily | 47 |
13.4%
|
| 3 | 5-6 days a week | 40 |
11.4%
|
| 4 | 3-4 days a week | 32 |
9.1%
|
| 5 | 1-2 times a week | 55 |
15.7%
|
| 6 | 2-3 times a month | 20 |
5.7%
|
| 7 | Once a month | 18 |
5.1%
|
| 8 | Less than once a month | 16 |
4.6%
|
| 9 | Never | 110 |
31.3%
|