| Value | Category | Cases | |
|---|---|---|---|
| 1 | More than once a day | 1 |
0.3%
|
| 2 | Once daily | 0 |
0%
|
| 3 | 5-6 days a week | 5 |
1.4%
|
| 4 | 3-4 days a week | 18 |
5.1%
|
| 5 | 1-2 times a week | 38 |
10.8%
|
| 6 | 2-3 times a month | 35 |
10%
|
| 7 | Once a month | 36 |
10.3%
|
| 8 | Less than once a month | 76 |
21.7%
|
| 9 | Never | 142 |
40.5%
|