| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 18 |
0.3%
|
| 2 | no | 2191 |
40.3%
|
| 9 | not applicable | 3189 |
58.7%
|
| 9999995 | missing:impute | 38 |
0.7%
|
| Sysmiss | 53 |