| Value | Category | Cases | |
|---|---|---|---|
| N01 | 1833 | 
                                    
                                    92.3%
                                 | |
| N02 | 111 | 
                                    
                                    5.6%
                                 | |
| N03 | 12 | 
                                    
                                    0.6%
                                 | |
| N04 | 3 | 
                                    
                                    0.2%
                                 | |
| N06 | 1 | 
                                    
                                    0.1%
                                 | |
| N1 | 11 | 
                                    
                                    0.6%
                                 | |
| N10 | 4 | 
                                    
                                    0.2%
                                 | |
| N11 | 1 | 
                                    
                                    0.1%
                                 | |
| N13 | 3 | 
                                    
                                    0.2%
                                 | |
| N14 | 4 | 
                                    
                                    0.2%
                                 | |
| NI | 3 | 
                                    
                                    0.2%
                                 |