| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 | 
                                    
                                    0.3%
                                 | 
| 20 | 6 | 
                                    
                                    1%
                                 | |
| 22 | 1 | 
                                    
                                    0.2%
                                 | |
| 25 | 1 | 
                                    
                                    0.2%
                                 | |
| 30 | 8 | 
                                    
                                    1.3%
                                 | |
| 35 | 2 | 
                                    
                                    0.3%
                                 | |
| 40 | 16 | 
                                    
                                    2.6%
                                 | |
| 45 | 2 | 
                                    
                                    0.3%
                                 | |
| 48 | 1 | 
                                    
                                    0.2%
                                 | |
| 50 | 22 | 
                                    
                                    3.6%
                                 | |
| 51 | 2 | 
                                    
                                    0.3%
                                 | |
| 52 | 1 | 
                                    
                                    0.2%
                                 | |
| 55 | 5 | 
                                    
                                    0.8%
                                 | |
| 60 | 28 | 
                                    
                                    4.6%
                                 | |
| 61 | 1 | 
                                    
                                    0.2%
                                 | |
| 65 | 8 | 
                                    
                                    1.3%
                                 | |
| 68 | 2 | 
                                    
                                    0.3%
                                 | |
| 70 | 37 | 
                                    
                                    6%
                                 | |
| 75 | 5 | 
                                    
                                    0.8%
                                 | |
| 76 | 1 | 
                                    
                                    0.2%
                                 | |
| 80 | 67 | 
                                    
                                    10.9%
                                 | |
| 82 | 1 | 
                                    
                                    0.2%
                                 | |
| 85 | 11 | 
                                    
                                    1.8%
                                 | |
| 86 | 1 | 
                                    
                                    0.2%
                                 | |
| 90 | 57 | 
                                    
                                    9.3%
                                 | |
| 94 | 1 | 
                                    
                                    0.2%
                                 | |
| 95 | 26 | 
                                    
                                    4.2%
                                 | |
| 97 | 2 | 
                                    
                                    0.3%
                                 | |
| 98 | 4 | 
                                    
                                    0.7%
                                 | |
| 99 | 11 | 
                                    
                                    1.8%
                                 | |
| 100 | 280 | 
                                    
                                    45.8%
                                 |