| Value | Category | Cases | |
|---|---|---|---|
| 1 | Once | 5 |
10.9%
|
| 2 | Twice | 3 |
6.5%
|
| 3 | Three times | 6 |
13%
|
| 4 | Four times | 2 |
4.3%
|
| 5 | More | 7 |
15.2%
|
| 6 | Never | 23 |
50%
|
| 7 | Not Applicable | 0 |
0%
|
| Sysmiss | 16281 |