| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2 |
0.2%
|
| 0 | No | 608 |
50.7%
|
| 1 | Once | 182 |
15.2%
|
| 2 | Twice | 215 |
17.9%
|
| 3 | Three or more times | 190 |
15.8%
|
| 9 | Don't Know | 2 |
0.2%
|
| 998 | Refused | 0 |
0%
|