| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 | 
                                    
                                    0.2%
                                 | 
| 0 | 4 | 
                                    
                                    1%
                                 | |
| 1 | 2 | 
                                    
                                    0.5%
                                 | |
| 2 | 3 | 
                                    
                                    0.7%
                                 | |
| 3 | 6 | 
                                    
                                    1.5%
                                 | |
| 4 | 1 | 
                                    
                                    0.2%
                                 | |
| 5 | 8 | 
                                    
                                    2%
                                 | |
| 6 | 3 | 
                                    
                                    0.7%
                                 | |
| 7 | 3 | 
                                    
                                    0.7%
                                 | |
| 8 | 4 | 
                                    
                                    1%
                                 | |
| 9 | 1 | 
                                    
                                    0.2%
                                 | |
| 10 | 8 | 
                                    
                                    2%
                                 | |
| 12 | 3 | 
                                    
                                    0.7%
                                 | |
| 13 | 1 | 
                                    
                                    0.2%
                                 | |
| 15 | 1 | 
                                    
                                    0.2%
                                 | |
| 16 | 1 | 
                                    
                                    0.2%
                                 | |
| 17 | 2 | 
                                    
                                    0.5%
                                 | |
| 18 | 1 | 
                                    
                                    0.2%
                                 | |
| 19 | 2 | 
                                    
                                    0.5%
                                 | |
| 20 | 12 | 
                                    
                                    3%
                                 | |
| 24 | 1 | 
                                    
                                    0.2%
                                 | |
| 25 | 5 | 
                                    
                                    1.2%
                                 | |
| 30 | 7 | 
                                    
                                    1.7%
                                 | |
| 32 | 2 | 
                                    
                                    0.5%
                                 | |
| 33 | 3 | 
                                    
                                    0.7%
                                 | |
| 35 | 2 | 
                                    
                                    0.5%
                                 | |
| 36 | 3 | 
                                    
                                    0.7%
                                 | |
| 37 | 1 | 
                                    
                                    0.2%
                                 | |
| 40 | 12 | 
                                    
                                    3%
                                 | |
| 41 | 2 | 
                                    
                                    0.5%
                                 | |
| 43 | 1 | 
                                    
                                    0.2%
                                 | |
| 44 | 1 | 
                                    
                                    0.2%
                                 | |
| 45 | 1 | 
                                    
                                    0.2%
                                 | |
| 46 | 1 | 
                                    
                                    0.2%
                                 | |
| 47 | 1 | 
                                    
                                    0.2%
                                 | |
| 50 | 13 | 
                                    
                                    3.2%
                                 | |
| 55 | 3 | 
                                    
                                    0.7%
                                 | |
| 56 | 1 | 
                                    
                                    0.2%
                                 | |
| 58 | 1 | 
                                    
                                    0.2%
                                 | |
| 60 | 7 | 
                                    
                                    1.7%
                                 | |
| 63 | 1 | 
                                    
                                    0.2%
                                 | |
| 64 | 1 | 
                                    
                                    0.2%
                                 | |
| 65 | 3 | 
                                    
                                    0.7%
                                 | |
| 66 | 1 | 
                                    
                                    0.2%
                                 | |
| 68 | 3 | 
                                    
                                    0.7%
                                 | |
| 69 | 1 | 
                                    
                                    0.2%
                                 | |
| 70 | 10 | 
                                    
                                    2.5%
                                 | |
| 73 | 1 | 
                                    
                                    0.2%
                                 | |
| 75 | 3 | 
                                    
                                    0.7%
                                 | |
| 76 | 2 | 
                                    
                                    0.5%
                                 | |
| 77 | 1 | 
                                    
                                    0.2%
                                 | |
| 78 | 1 | 
                                    
                                    0.2%
                                 | |
| 80 | 9 | 
                                    
                                    2.2%
                                 | |
| 81 | 1 | 
                                    
                                    0.2%
                                 | |
| 82 | 3 | 
                                    
                                    0.7%
                                 | |
| 85 | 1 | 
                                    
                                    0.2%
                                 | |
| 88 | 2 | 
                                    
                                    0.5%
                                 | |
| 89 | 2 | 
                                    
                                    0.5%
                                 | |
| 90 | 17 | 
                                    
                                    4.2%
                                 | |
| 91 | 1 | 
                                    
                                    0.2%
                                 | |
| 93 | 2 | 
                                    
                                    0.5%
                                 | |
| 95 | 20 | 
                                    
                                    5%
                                 | |
| 96 | 2 | 
                                    
                                    0.5%
                                 | |
| 97 | 7 | 
                                    
                                    1.7%
                                 | |
| 98 | 9 | 
                                    
                                    2.2%
                                 | |
| 99 | 16 | 
                                    
                                    4%
                                 | |
| 100 | 147 | 
                                    
                                    36.6%
                                 |