| Value | Category | Cases | |
|---|---|---|---|
| -3 | Not applicable | 600 |
50%
|
| 0 | 0 | 98 |
8.2%
|
| 1 | 1 | 158 |
13.2%
|
| 2 | 2 | 222 |
18.5%
|
| 3 | 3 | 87 |
7.3%
|
| 4 | 4 | 35 |
2.9%
|