| Code | Definition | Number of Accessions |
| 1 | COMPLETE PELLICLE REMOVAL | 7 |
| 2 | (1 = COMPLETE PELLICLE REMOVAL, 7 = NO PELLICLE REMOVAL) | 4 |
| 3 | (1 = COMPLETE PELLICLE REMOVAL, 7 = NO PELLICLE REMOVAL) | 1 |
| 4 | (1 = COMPLETE PELLICLE REMOVAL, 7 = NO PELLICLE REMOVAL) | 5 |
| 5 | (1 = COMPLETE PELLICLE REMOVAL, 7 = NO PELLICLE REMOVAL) | 2 |
| 6 | (1 = COMPLETE PELLICLE REMOVAL, 7 = NO PELLICLE REMOVAL) | 1 |
| 7 | NO PELLICLE REMOVAL | 5 |