| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | None | 2262 | 2161 |
69.3%
|
| 1 | once or twice | 384 | 423 |
13.6%
|
| 2 | 3 to 10 times | 322 | 360 |
11.5%
|
| 3 | more than 10 times | 147 | 167 |
5.4%
|
| 9 | Don't know/No answer | 3 | 9 |
0.3%
|
| Sysmiss | 4 | 2 |