| Code | Definition | Number of Accessions |
| 2 | (1 = light green, 9 = dark green) | 24 |
| 3 | (1 = light green, 9 = dark green) | 25 |
| 4 | (1 = light green, 9 = dark green) | 62 |
| 5 | (1 = light green, 9 = dark green) | 452 |
| 6 | (1 = light green, 9 = dark green) | 172 |
| 7 | (1 = light green, 9 = dark green) | 121 |
| 8 | (1 = light green, 9 = dark green) | 203 |