| Value | Category | Cases | |
|---|---|---|---|
| 1 | Don't know | 13 |
0.5%
|
| 2 | Never | 689 |
28.3%
|
| 3 | Often (more than 5 times) | 546 |
22.4%
|
| 4 | Rarely (1-2 times) | 547 |
22.4%
|
| 5 | Refused to respond | 2 |
0.1%
|
| 6 | Sometimes (3-5 times) | 641 |
26.3%
|