| Value | Category | Cases | |
|---|---|---|---|
| -3 | Not applicable | 649 |
54.1%
|
| 1 | 1 | 159 |
13.3%
|
| 2 | 2 | 190 |
15.8%
|
| 3 | 3 | 138 |
11.5%
|
| 4 | 4 | 64 |
5.3%
|