| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | Never | 389 |
32.5%
|
| 1 | Only once | 154 |
12.9%
|
| 2 | A few times | 256 |
21.4%
|
| 3 | Often | 392 |
32.7%
|
| 9 | Don't know | 7 |
0.6%
|
| 98 | Refused | 0 |
0%
|