| Value | Category | Cases | |
|---|---|---|---|
| 1 | Supply shortage/not enough hours of electricity | 15 | 
                                    
                                    1.5%
                                 | 
| 2 | Voltage fluctuations | 120 | 
                                    
                                    12%
                                 | 
| 3 | Unpredictable interruptions | 271 | 
                                    
                                    27.1%
                                 | 
| 4 | Unexpectedly high bills (Irregularly) | 154 | 
                                    
                                    15.4%
                                 | 
| 5 | Too expensive (Regularly) | 48 | 
                                    
                                    4.8%
                                 | 
| 6 | Do not trust the supplier | 0 | 
                                    
                                    0%
                                 | 
| 7 | Cannot power large appliances | 20 | 
                                    
                                    2%
                                 | 
| 8 | Maintenance/service problems | 31 | 
                                    
                                    3.1%
                                 | 
| 9 | Other (specify) | 0 | 
                                    
                                    0%
                                 | 
| 10 | No problems | 341 | 
                                    
                                    34.1%
                                 |