| Value | Category | Cases | |
|---|---|---|---|
| 1 | Grade J1 | 1271 |
53.2%
|
| 2 | Grade J2 | 1107 |
46.3%
|
| 3 | Grade J3 | 9 |
0.4%
|
| 4 | Grade H1 | 4 |
0.2%
|
| Sysmiss | 18 |