| Code | Definition | Number of Accessions |
| 1 | 1= [absent or very weak], 3= [weak], 5= [medium], 7= [strong], 9= [very strong] | 23 |
| 3 | 1= [absent or very weak], 3= [weak], 5= [medium], 7= [strong], 9= [very strong] | 44 |
| 5 | 1= [absent or very weak], 3= [weak], 5= [medium], 7= [strong], 9= [very strong] | 28 |
| 7 | 1= [absent or very weak], 3= [weak], 5= [medium], 7= [strong], 9= [very strong] | 7 |