| Value | Category | Cases | |
|---|---|---|---|
| 0 | 527 | 
                                                                 
                                    
                                    2.5%
                                 
                                                             | 
                                                        
                    |
| 1 | 84 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    |
| 2 | 32 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 3 | 6 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 4 | 2 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 10 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 18 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 88 | Not applicable | 141 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    
| 98 | Do not know | 11 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 99 | Unspecified | 20385 | 
                                                                 
                                    
                                    96.2%
                                 
                                                             |