| Code | Definition | Number of Accessions |
| 1 | POOR | 1 |
| 2 | (1 = POOR, 9 = EXCELLENT) | 4 |
| 3 | (1 = POOR, 9 = EXCELLENT) | 5 |
| 4 | (1 = POOR, 9 = EXCELLENT) | 2 |
| 5 | (1 = POOR, 9 = EXCELLENT) | 7 |
| 6 | (1 = POOR, 9 = EXCELLENT) | 3 |
| 7 | (1 = POOR, 9 = EXCELLENT) | 17 |
| 8 | (1 = POOR, 9 = EXCELLENT) | 13 |
| 9 | EXCELLENT | 64 |