| Value | Category | Cases | |
|---|---|---|---|
| -997 | 1 |
0.1%
|
|
| 1 | yes | 673 |
37.3%
|
| 2 | no | 1001 |
55.5%
|
| 7 | DO NOT KNOW | 130 |
7.2%
|
| 9 | missing | 0 |
0%
|
| Sysmiss | 99 |