| Value | Category | Cases | |
|---|---|---|---|
| N01 | 6 | 
                                    
                                    2.5%
                                 | |
| N02 | 131 | 
                                    
                                    54.1%
                                 | |
| N03 | 49 | 
                                    
                                    20.2%
                                 | |
| N04 | 23 | 
                                    
                                    9.5%
                                 | |
| N05 | 17 | 
                                    
                                    7%
                                 | |
| N06 | 9 | 
                                    
                                    3.7%
                                 | |
| N07 | 4 | 
                                    
                                    1.7%
                                 | |
| N08 | 1 | 
                                    
                                    0.4%
                                 | |
| N09 | 1 | 
                                    
                                    0.4%
                                 | |
| N10 | 1 | 
                                    
                                    0.4%
                                 |