| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 9 |
0.4%
|
| 2 | no | 312 |
13.2%
|
| 9 | not applicable | 1960 |
83.1%
|
| 9999995 | missing:impute | 79 |
3.3%
|
| Sysmiss | 10 |