| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 5 |
0.3%
|
| 1 | About once every two or three months | 35 |
2.2%
|
| 2 | About once a month | 106 |
6.6%
|
| 3 | Two or three times a month | 257 |
16.1%
|
| 4 | About once a week | 232 |
14.5%
|
| 5 | Several times a week | 493 |
30.8%
|
| 6 | Every day | 68 |
4.3%
|
| 7 | Not Applicable | 401 |
25.1%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don’t know | 2 |
0.1%
|