| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
0.6%
|
| -7 | Does not apply | 70 |
7%
|
| 0 | No impact | 915 |
92%
|
| 1 | Minor impact | 3 |
0.3%
|
| 2 | Modedate impact | 1 |
0.1%
|
| 3 | Major impact | 0 |
0%
|
| 4 | Very major impact | 0 |
0%
|