| Value | Category | Cases | |
|---|---|---|---|
| 1 | New constructions (including additions) | 199 | 
                                                                 
                                    
                                    80.9%
                                 
                                                             | 
                                                        
                    
| 2 | capital maintenance | 31 | 
                                                                 
                                    
                                    12.6%
                                 
                                                             | 
                                                        
                    
| 3 | current maintenance | 16 | 
                                                                 
                                    
                                    6.5%
                                 
                                                             |