| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 32037 |
69.9%
|
| 1 | Yes, once | 6634 |
14.5%
|
| 2 | Yes, twice | 3403 |
7.4%
|
| 3 | Yes, three or more times | 3695 |
8.1%
|
| 8 | Refused | 9 |
0%
|
| 9 | Don't know | 45 |
0.1%
|