| Value | Category | Cases | |
|---|---|---|---|
| 1 | light - this includes sandy soils that are easy to | 45 |
7.7%
|
| 2 | medium - this includes loamy soils that are moderately | 298 |
50.7%
|
| 3 | heavy - this includes clayey soils that are hard | 245 |
41.7%
|
| Sysmiss | 325 |