| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2451 | 
                                    
                                    73.6%
                                 | |
| 1 | 242 | 
                                    
                                    7.3%
                                 | |
| 2 | 154 | 
                                    
                                    4.6%
                                 | |
| 3 | 114 | 
                                    
                                    3.4%
                                 | |
| 4 | 79 | 
                                    
                                    2.4%
                                 | |
| 5 | 46 | 
                                    
                                    1.4%
                                 | |
| 6 | 28 | 
                                    
                                    0.8%
                                 | |
| 7 | 197 | 
                                    
                                    5.9%
                                 | |
| 8 | 14 | 
                                    
                                    0.4%
                                 | |
| 9 | 2 | 
                                    
                                    0.1%
                                 | |
| 10 | 2 | 
                                    
                                    0.1%
                                 | |
| 11 | 1 | 
                                    
                                    0%
                                 | |
| 12 | 1 | 
                                    
                                    0%
                                 | |
| Missing value | 12 |