| Value | Category | Cases | |
|---|---|---|---|
| 0 | Ocean | 0 | 
                                    
                                    0%
                                 | 
| 1 | No or Slight Constraint | 2315 | 
                                    
                                    46.7%
                                 | 
| 2 | Moderate Constraint | 920 | 
                                    
                                    18.6%
                                 | 
| 3 | Severe Constraint | 837 | 
                                    
                                    16.9%
                                 | 
| 4 | Very Severe Constraint | 645 | 
                                    
                                    13%
                                 | 
| 5 | Mainly Non-Soil | 207 | 
                                    
                                    4.2%
                                 | 
| 6 | Permafrost | 0 | 
                                    
                                    0%
                                 | 
| 7 | Water | 30 | 
                                    
                                    0.6%
                                 |