| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 472 |
95.5%
|
| 1 | Sometimes | 18 |
3.6%
|
| 2 | Often | 1 |
0.2%
|
| 996 | Refuse to answer | 1 |
0.2%
|
| 999 | Don't know | 2 |
0.4%
|