| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 4446 |
87.1%
|
| 1 | Once | 55 |
1.1%
|
| 2 | Twice | 85 |
1.7%
|
| 3 | 3-5 times | 65 |
1.3%
|
| 4 | More than 6 times | 83 |
1.6%
|
| 5 | I do not know | 3 |
0.1%
|
| 6 | Not applicable | 7 |
0.1%
|
| Sysmiss | 361 |