| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | None | 8195 | 8285 |
83.5%
|
| 1 | once or twice | 763 | 730 |
7.4%
|
| 2 | 3 to 10 times | 639 | 599 |
6%
|
| 3 | more than 10 times | 315 | 292 |
2.9%
|
| 9 | Don't know/No answer | 9 | 14 |
0.1%
|
| Sysmiss | 5 | 5 |