| Code | Definition | Number of Accessions |
| 1 | LAX | 4 |
| 2 | (1 = LAX, 9 = VERY DENSE) | 4 |
| 3 | (1 = LAX, 9 = VERY DENSE) | 13 |
| 4 | (1 = LAX, 9 = VERY DENSE) | 58 |
| 5 | (1 = LAX, 9 = VERY DENSE) | 96 |
| 6 | (1 = LAX, 9 = VERY DENSE) | 162 |
| 7 | (1 = LAX, 9 = VERY DENSE) | 31 |
| 8 | (1 = LAX, 9 = VERY DENSE) | 3 |
| 9 | VERY DENSE | 1 |
| MIX | ROW MIXED FOR SPIKE DENSITY | 4 |