Distribution of Values for
100 Grain - nitrogen-free substance content (100 GRAIN - NITROGEN-FREE SUBS)
| Code | Definition | Number of Accessions |
| 1 | very low <50,0 % | 21 |
| 2 | 50,0-53,0 % | 2 |
| 3 | low 53,1-56,0 % | 3 |
| 4 | 56,1-59,0 % | 1 |
| 5 | medium 59,1-62,0 % | 1 |
| 6 | 62,1-65,0 % | 2 |