| Value | Category | Cases | |
|---|---|---|---|
| N01 | 92 | 
                                    
                                    38.5%
                                 | |
| N02 | 68 | 
                                    
                                    28.5%
                                 | |
| N03 | 51 | 
                                    
                                    21.3%
                                 | |
| N04 | 15 | 
                                    
                                    6.3%
                                 | |
| N05 | 9 | 
                                    
                                    3.8%
                                 | |
| N06 | 4 | 
                                    
                                    1.7%
                                 |