| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes | 52 |
0.7%
|
| 2 | No | 6620 |
92.7%
|
| 88 | Don't know | 1 |
0%
|
| 99 | Don't know | 471 |
6.6%
|
| Sysmiss | 7464 |