| Value | Category | Cases | |
|---|---|---|---|
| 0 | haven't received it yet | 5 |
0.4%
|
| 1 | normal | 1223 |
93%
|
| 2 | abnormal | 82 |
6.2%
|
| 3 | didn't request it | 5 |
0.4%
|
| Sysmiss | 34468 |