| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | None | 6409 | 6536 |
65.9%
|
| 1 | once or twice | 1317 | 1334 |
13.4%
|
| 2 | 3 to 10 times | 1442 | 1363 |
13.7%
|
| 3 | more than 10 times | 740 | 673 |
6.8%
|
| 9 | Don't know/No answer | 13 | 15 |
0.1%
|
| Sysmiss | 5 | 5 |