| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                    
                                    0%
                                 | 
| 0 | 109 | 
                                    
                                    72.7%
                                 | |
| 1 | 1 | 
                                    
                                    0.7%
                                 | |
| 2 | 1 | 
                                    
                                    0.7%
                                 | |
| 3 | 2 | 
                                    
                                    1.3%
                                 | |
| 5 | 12 | 
                                    
                                    8%
                                 | |
| 6 | 5 | 
                                    
                                    3.3%
                                 | |
| 7 | 1 | 
                                    
                                    0.7%
                                 | |
| 8 | 1 | 
                                    
                                    0.7%
                                 | |
| 10 | 2 | 
                                    
                                    1.3%
                                 | |
| 11 | 1 | 
                                    
                                    0.7%
                                 | |
| 12 | 2 | 
                                    
                                    1.3%
                                 | |
| 15 | 1 | 
                                    
                                    0.7%
                                 | |
| 16 | 1 | 
                                    
                                    0.7%
                                 | |
| 20 | 2 | 
                                    
                                    1.3%
                                 | |
| 21 | 1 | 
                                    
                                    0.7%
                                 | |
| 22 | 1 | 
                                    
                                    0.7%
                                 | |
| 23 | 1 | 
                                    
                                    0.7%
                                 | |
| 25 | 1 | 
                                    
                                    0.7%
                                 | |
| 30 | 1 | 
                                    
                                    0.7%
                                 | |
| 45 | 1 | 
                                    
                                    0.7%
                                 | |
| 65 | 1 | 
                                    
                                    0.7%
                                 | |
| 90 | 1 | 
                                    
                                    0.7%
                                 | |
| 110 | 1 | 
                                    
                                    0.7%
                                 |