| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 1 | About once every two or three months | 21 |
1.8%
|
| 2 | About once a month | 46 |
3.8%
|
| 3 | Two or three times a month | 59 |
4.9%
|
| 4 | About once a week | 20 |
1.7%
|
| 5 | Several times a week | 25 |
2.1%
|
| 6 | Every day | 11 |
0.9%
|
| 7 | Not applicable | 1018 |
84.8%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 0 |
0%
|