| Value | Category | Cases | |
|---|---|---|---|
| 1 | Several times a week | 1212 |
39.8%
|
| 2 | Once a week | 357 |
11.7%
|
| 3 | Once a fortnight | 148 |
4.9%
|
| 4 | About once a month | 124 |
4.1%
|
| 5 | Less often | 86 |
2.8%
|
| 6 | Never | 22 |
0.7%
|
| -6 | Follow up refusal | 1011 |
33.2%
|
| -2 | No answer | 56 |
1.8%
|
| -1 | Don't know | 27 |
0.9%
|