| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 4 |
0.1%
|
| 2 | no | 2811 |
42.6%
|
| 9 | not applicable | 3719 |
56.3%
|
| 9999995 | missing:impute | 66 |
1%
|
| Sysmiss | 3 |