| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 16 |
0.1%
|
| 0 | Never | 17684 |
63.8%
|
| 1 | Once or Twice | 1528 |
5.5%
|
| 2 | A Few Times | 870 |
3.1%
|
| 3 | Often | 781 |
2.8%
|
| 7 | No experience with this in past year | 6598 |
23.8%
|
| 9 | Don't Know | 236 |
0.9%
|
| 998 | Refused | 0 |
0%
|