| Value | Category | Cases | |
|---|---|---|---|
| 1 | Several times a week | 1058 |
34.8%
|
| 2 | Once a week | 444 |
14.6%
|
| 3 | Once a fortnight | 179 |
5.9%
|
| 4 | About once a month | 136 |
4.5%
|
| 5 | Less often | 93 |
3.1%
|
| 6 | Never | 35 |
1.2%
|
| -6 | Follow up refusal | 1011 |
33.2%
|
| -2 | No answer | 59 |
1.9%
|
| -1 | Don't know | 28 |
0.9%
|