| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1166 |
97.2%
|
| 1 | Yes, once | 23 |
1.9%
|
| 2 | Yes, twice | 4 |
0.3%
|
| 3 | Yes, three or more times | 6 |
0.5%
|
| 9 | Don't Know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|