| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 | 
                                    
                                    1%
                                 | 
| 0 | 350 | 
                                    
                                    58.3%
                                 | |
| 1 | 12 | 
                                    
                                    2%
                                 | |
| 2 | 14 | 
                                    
                                    2.3%
                                 | |
| 3 | 2 | 
                                    
                                    0.3%
                                 | |
| 4 | 5 | 
                                    
                                    0.8%
                                 | |
| 5 | 30 | 
                                    
                                    5%
                                 | |
| 7 | 2 | 
                                    
                                    0.3%
                                 | |
| 8 | 2 | 
                                    
                                    0.3%
                                 | |
| 9 | 1 | 
                                    
                                    0.2%
                                 | |
| 10 | 21 | 
                                    
                                    3.5%
                                 | |
| 12 | 1 | 
                                    
                                    0.2%
                                 | |
| 15 | 8 | 
                                    
                                    1.3%
                                 | |
| 16 | 3 | 
                                    
                                    0.5%
                                 | |
| 17 | 1 | 
                                    
                                    0.2%
                                 | |
| 18 | 1 | 
                                    
                                    0.2%
                                 | |
| 19 | 1 | 
                                    
                                    0.2%
                                 | |
| 20 | 24 | 
                                    
                                    4%
                                 | |
| 21 | 1 | 
                                    
                                    0.2%
                                 | |
| 23 | 1 | 
                                    
                                    0.2%
                                 | |
| 25 | 8 | 
                                    
                                    1.3%
                                 | |
| 27 | 1 | 
                                    
                                    0.2%
                                 | |
| 30 | 9 | 
                                    
                                    1.5%
                                 | |
| 32 | 2 | 
                                    
                                    0.3%
                                 | |
| 33 | 1 | 
                                    
                                    0.2%
                                 | |
| 35 | 1 | 
                                    
                                    0.2%
                                 | |
| 38 | 1 | 
                                    
                                    0.2%
                                 | |
| 39 | 1 | 
                                    
                                    0.2%
                                 | |
| 40 | 8 | 
                                    
                                    1.3%
                                 | |
| 41 | 1 | 
                                    
                                    0.2%
                                 | |
| 45 | 2 | 
                                    
                                    0.3%
                                 | |
| 47 | 1 | 
                                    
                                    0.2%
                                 | |
| 50 | 17 | 
                                    
                                    2.8%
                                 | |
| 51 | 1 | 
                                    
                                    0.2%
                                 | |
| 53 | 1 | 
                                    
                                    0.2%
                                 | |
| 55 | 1 | 
                                    
                                    0.2%
                                 | |
| 60 | 4 | 
                                    
                                    0.7%
                                 | |
| 65 | 4 | 
                                    
                                    0.7%
                                 | |
| 67 | 1 | 
                                    
                                    0.2%
                                 | |
| 70 | 7 | 
                                    
                                    1.2%
                                 | |
| 75 | 3 | 
                                    
                                    0.5%
                                 | |
| 80 | 4 | 
                                    
                                    0.7%
                                 | |
| 85 | 3 | 
                                    
                                    0.5%
                                 | |
| 88 | 1 | 
                                    
                                    0.2%
                                 | |
| 90 | 9 | 
                                    
                                    1.5%
                                 | |
| 92 | 2 | 
                                    
                                    0.3%
                                 | |
| 94 | 1 | 
                                    
                                    0.2%
                                 | |
| 95 | 9 | 
                                    
                                    1.5%
                                 | |
| 98 | 2 | 
                                    
                                    0.3%
                                 | |
| 99 | 3 | 
                                    
                                    0.5%
                                 | |
| 100 | 5 | 
                                    
                                    0.8%
                                 |