| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 7 |
0.3%
|
| 2 | no | 314 |
13.3%
|
| 9 | not applicable | 1960 |
83.1%
|
| 9999995 | missing:impute | 79 |
3.3%
|
| Sysmiss | 10 |