| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, Never | 4103 |
97.3%
|
| 2 | Yes, only Once | 27 |
0.6%
|
| 3 | A few times | 40 |
0.9%
|
| 4 | More than a few times | 49 |
1.2%
|
| 5 | Missing | 0 |
0%
|
| 7 | Refused | 0 |
0%
|
| Sysmiss | 4435 |