| Code | Definition | Number of Accessions |
| 0 | damage not found | 68 |
| 1 | very low, damaged on tips or margins | 78 |
| 3 | low, damaged up to 1/3 of lamina | 15 |
| 5 | intermediate, damaged up to 1/2 of lamina | 5 |
| 7 | high, damaged more than 1/2 of lamina | 1 |
| 9 | very high, complety damaged lamina | 1 |