| Value | Category | Cases | |
|---|---|---|---|
| -3 | Not applicable | 600 |
50%
|
| 0 | 0 | 38 |
3.2%
|
| 1 | 1 | 301 |
25.1%
|
| 2 | 2 | 154 |
12.8%
|
| 3 | 3 | 74 |
6.2%
|
| 4 | 4 | 11 |
0.9%
|
| 5 | 5 | 22 |
1.8%
|