| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, often | 2 |
50%
|
| 2 | Yes, not often | 2 |
50%
|
| 3 | No | 0 |
0%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1721 |