| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 0 |
0%
|
| 1 | Yes | 68 |
11.2%
|
| 2 | No | 540 |
88.8%
|
| 98 | Don’t know | 0 |
0%
|
| Sysmiss | 275 |