| Code | Definition | Number of Accessions |
| 1 | absent (sterile) - 0 % | 105 |
| 2 | absent (sterile) - low 0,1-12,5 % | 209 |
| 3 | low 12,6-25,0 % | 205 |
| 4 | low - intermediate 25,1-37,5 % | 99 |
| 5 | intermediate 37,6-50,0 % | 234 |
| 6 | intermediate - hight 50,1-67,5 % | 179 |
| 7 | high 67,6-75,0 % | 210 |
| 8 | high - very high 75,1-87,5 % | 117 |
| 9 | very high 87,6-100,0% | 12 |