| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 74 |
6.2%
|
| 1 | About once every two or three months | 33 |
2.8%
|
| 2 | About once a month | 66 |
5.5%
|
| 3 | Two or three times a month | 138 |
11.6%
|
| 4 | About once a week | 105 |
8.8%
|
| 5 | Several times a week | 483 |
40.6%
|
| 6 | Every day | 17 |
1.4%
|
| 7 | Not Applicable | 263 |
22.1%
|
| 9 | Don't know | 12 |
1%
|
| 98 | Refused to answer | 0 |
0%
|