| Every day | 13 % |
| A few times per week | 18 % |
| At least once per week | 8 % |
| A few times per month | 7 % |
| Less than a few times per month | 53 % |
| Total | 4283 |
| Every day | 13 % |
| A few times per week | 18 % |
| At least once per week | 8 % |
| A few times per month | 7 % |
| Less than a few times per month | 53 % |
| Total | 4283 |