| Value | Category | Cases | |
|---|---|---|---|
| 1 | too far away | 3493 | 
                                    
                                    4.7%
                                 | 
| 2 | too expensive | 49 | 
                                    
                                    0.1%
                                 | 
| 3 | improper | 14967 | 
                                    
                                    20%
                                 | 
| 4 | staff not available | 793 | 
                                    
                                    1.1%
                                 | 
| 5 | insufficient faculity | 2465 | 
                                    
                                    3.3%
                                 | 
| 6 | other | 41118 | 
                                    
                                    54.9%
                                 | 
| 7 | irrelevant | 12024 | 
                                    
                                    16.1%
                                 | 
| Sysmiss | 3726 |