| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 521 |
12.5%
|
| 2 | no | 3451 |
82.5%
|
| 9 | not applicable | 0 |
0%
|
| 9999995 | missing:impute | 210 |
5%
|
| Sysmiss | 51 |