| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 3646 |
60.1%
|
| 2 | Rarely (1-2 times) | 1901 |
31.4%
|
| 3 | Sometimes (3-10 times) | 445 |
7.3%
|
| 4 | Often (more than 10 times) | 71 |
1.2%
|
| 2147483622 | Don't know | 0 |
0%
|
| 2147483623 | Refused to respond | 0 |
0%
|
| 11 | .B | 27 | |
| Sysmiss | 2 |