| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most severe | 73 |
24.6%
|
| 2 | Second most severe | 162 |
54.5%
|
| 3 | Third most severe | 60 |
20.2%
|
| 6 | 1 |
0.3%
|
|
| 7 | 1 |
0.3%
|
|
| Sysmiss | 2135 |