| Value | Category | Cases | |
|---|---|---|---|
| 1 | Light (there is no scar) | 453 |
34.7%
|
| 2 | Moderate (scar small than a new MK10 coin) | 606 |
46.4%
|
| 3 | Serious (single scar larger than a new MK10 coin, or multiple small scars whose total area is greater than a new MK10 coin) | 246 |
18.9%
|
| 8 | Unknown | 0 |
0%
|
| 9 | Missing | 0 |