| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                    
                                    0%
                                 | 
| 0 | 79 | 
                                    
                                    50.3%
                                 | |
| 1 | 2 | 
                                    
                                    1.3%
                                 | |
| 2 | 3 | 
                                    
                                    1.9%
                                 | |
| 3 | 4 | 
                                    
                                    2.5%
                                 | |
| 4 | 2 | 
                                    
                                    1.3%
                                 | |
| 5 | 5 | 
                                    
                                    3.2%
                                 | |
| 6 | 2 | 
                                    
                                    1.3%
                                 | |
| 7 | 5 | 
                                    
                                    3.2%
                                 | |
| 8 | 2 | 
                                    
                                    1.3%
                                 | |
| 9 | 1 | 
                                    
                                    0.6%
                                 | |
| 10 | 5 | 
                                    
                                    3.2%
                                 | |
| 11 | 1 | 
                                    
                                    0.6%
                                 | |
| 12 | 2 | 
                                    
                                    1.3%
                                 | |
| 13 | 1 | 
                                    
                                    0.6%
                                 | |
| 15 | 3 | 
                                    
                                    1.9%
                                 | |
| 16 | 4 | 
                                    
                                    2.5%
                                 | |
| 17 | 2 | 
                                    
                                    1.3%
                                 | |
| 18 | 3 | 
                                    
                                    1.9%
                                 | |
| 19 | 1 | 
                                    
                                    0.6%
                                 | |
| 20 | 12 | 
                                    
                                    7.6%
                                 | |
| 23 | 1 | 
                                    
                                    0.6%
                                 | |
| 25 | 3 | 
                                    
                                    1.9%
                                 | |
| 27 | 1 | 
                                    
                                    0.6%
                                 | |
| 28 | 1 | 
                                    
                                    0.6%
                                 | |
| 30 | 5 | 
                                    
                                    3.2%
                                 | |
| 31 | 1 | 
                                    
                                    0.6%
                                 | |
| 40 | 3 | 
                                    
                                    1.9%
                                 | |
| 45 | 1 | 
                                    
                                    0.6%
                                 | |
| 50 | 1 | 
                                    
                                    0.6%
                                 | |
| 60 | 1 | 
                                    
                                    0.6%
                                 |