| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | About once every two or three months | 145 |
12.1%
|
| 2 | About once a month | 139 |
11.6%
|
| 3 | Two or three times a month | 208 |
17.3%
|
| 4 | About once a week | 124 |
10.3%
|
| 5 | Several times a week | 254 |
21.2%
|
| 6 | Every day | 256 |
21.3%
|
| 7 | Not applicable | 70 |
5.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 4 |
0.3%
|