| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 1148 |
95.7%
|
| 1 | Yes, once | 37 |
3.1%
|
| 2 | Yes, twice | 6 |
0.5%
|
| 3 | Yes, three or more times | 8 |
0.7%
|
| 9 | Don't Know | 1 |
0.1%
|
| 998 | Refused | 0 |
0%
|