| Value | Category | Cases | |
|---|---|---|---|
| 1 | high protein content level (above 10%) | 176 |
35.1%
|
| 2 | normal protein content level (about 10%) | 280 |
55.9%
|
| 3 | low protein content level (less than 10%) | 45 |
9%
|
| Sysmiss | 2033 |