| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | None | 9408 | 9397 |
94.7%
|
| 1 | once or twice | 305 | 303 |
3%
|
| 2 | 3 to 10 times | 129 | 137 |
1.4%
|
| 3 | more than 10 times | 67 | 65 |
0.7%
|
| 9 | Don't know/No answer | 12 | 19 |
0.2%
|
| Sysmiss | 5 | 5 |