| Value | Category | Cases | |
|---|---|---|---|
| . | 1 | 
                                    
                                    1.1%
                                 | |
| 0 | 51 | 
                                    
                                    58.6%
                                 | |
| 02 | 2 | 
                                    
                                    2.3%
                                 | |
| 1 | 1 | 
                                    
                                    1.1%
                                 | |
| N1 | 3 | 
                                    
                                    3.4%
                                 | |
| N2 | 21 | 
                                    
                                    24.1%
                                 | |
| N3 | 3 | 
                                    
                                    3.4%
                                 | |
| N4 | 2 | 
                                    
                                    2.3%
                                 | |
| N5 | 1 | 
                                    
                                    1.1%
                                 | |
| N6 | 1 | 
                                    
                                    1.1%
                                 | |
| NI | 1 | 
                                    
                                    1.1%
                                 |