| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 799 |
66.6%
|
| 1 | Yes, once | 217 |
18.1%
|
| 2 | Yes, twice | 90 |
7.5%
|
| 3 | Yes, three or more times | 92 |
7.7%
|
| 8 | Refused | 0 |
0%
|
| 9 | Don't know | 2 |
0.2%
|