| Code | Definition | Number of Accessions |
| 0 | NO DAMAGE OBSERVED | 54 |
| 1 | VERY SLIGHT INFECTION, NO DAMAGE | 19 |
| 2 | SLIGHT INFECTION, VERY LITTLE DAMAGE | 6 |
| 3 | MEDIUM INFECTION AND DAMAGE | 21 |
| 4 | SEVERELY DISEASED, CONSIDERABLE DAMAGE | 1 |
| 5 | VERY SEVERELY DISEASED, SEVERE DAMAGE | 15 |