| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 34 | 
                                    
                                    5.6%
                                 | 
| 0 | 10 | 
                                    
                                    1.6%
                                 | |
| 5 | 1 | 
                                    
                                    0.2%
                                 | |
| 10 | 1 | 
                                    
                                    0.2%
                                 | |
| 12 | 1 | 
                                    
                                    0.2%
                                 | |
| 15 | 1 | 
                                    
                                    0.2%
                                 | |
| 16 | 1 | 
                                    
                                    0.2%
                                 | |
| 17 | 1 | 
                                    
                                    0.2%
                                 | |
| 20 | 11 | 
                                    
                                    1.8%
                                 | |
| 25 | 4 | 
                                    
                                    0.7%
                                 | |
| 26 | 1 | 
                                    
                                    0.2%
                                 | |
| 28 | 1 | 
                                    
                                    0.2%
                                 | |
| 30 | 20 | 
                                    
                                    3.3%
                                 | |
| 33 | 1 | 
                                    
                                    0.2%
                                 | |
| 35 | 2 | 
                                    
                                    0.3%
                                 | |
| 36 | 1 | 
                                    
                                    0.2%
                                 | |
| 40 | 18 | 
                                    
                                    2.9%
                                 | |
| 41 | 1 | 
                                    
                                    0.2%
                                 | |
| 45 | 2 | 
                                    
                                    0.3%
                                 | |
| 50 | 50 | 
                                    
                                    8.2%
                                 | |
| 53 | 2 | 
                                    
                                    0.3%
                                 | |
| 55 | 2 | 
                                    
                                    0.3%
                                 | |
| 56 | 1 | 
                                    
                                    0.2%
                                 | |
| 57 | 1 | 
                                    
                                    0.2%
                                 | |
| 58 | 1 | 
                                    
                                    0.2%
                                 | |
| 60 | 37 | 
                                    
                                    6%
                                 | |
| 65 | 4 | 
                                    
                                    0.7%
                                 | |
| 70 | 50 | 
                                    
                                    8.2%
                                 | |
| 72 | 1 | 
                                    
                                    0.2%
                                 | |
| 75 | 6 | 
                                    
                                    1%
                                 | |
| 78 | 1 | 
                                    
                                    0.2%
                                 | |
| 80 | 52 | 
                                    
                                    8.5%
                                 | |
| 84 | 1 | 
                                    
                                    0.2%
                                 | |
| 85 | 4 | 
                                    
                                    0.7%
                                 | |
| 86 | 1 | 
                                    
                                    0.2%
                                 | |
| 87 | 1 | 
                                    
                                    0.2%
                                 | |
| 89 | 1 | 
                                    
                                    0.2%
                                 | |
| 90 | 37 | 
                                    
                                    6%
                                 | |
| 95 | 6 | 
                                    
                                    1%
                                 | |
| 97 | 1 | 
                                    
                                    0.2%
                                 | |
| 98 | 3 | 
                                    
                                    0.5%
                                 | |
| 99 | 2 | 
                                    
                                    0.3%
                                 | |
| 100 | 235 | 
                                    
                                    38.4%
                                 |