| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 27 |
7.5%
|
| -7 | Does not apply | 53 |
14.6%
|
| 0 | No impact | 172 |
47.5%
|
| 1 | Minor impact | 38 |
10.5%
|
| 2 | Moderate impact | 44 |
12.2%
|
| 3 | Moderate impact | 16 |
4.4%
|
| 4 | Major impact | 12 |
3.3%
|
| 5 | Very major impact | 0 |
0%
|