| Value | Category | Cases | |
|---|---|---|---|
| 1 | 7 | 
                                    
                                    1.2%
                                 | |
| 2 | 3 | 
                                    
                                    0.5%
                                 | |
| 3 | 4 | 
                                    
                                    0.7%
                                 | |
| 4 | 4 | 
                                    
                                    0.7%
                                 | |
| 5 | 8 | 
                                    
                                    1.4%
                                 | |
| 6 | 16 | 
                                    
                                    2.7%
                                 | |
| 7 | 20 | 
                                    
                                    3.4%
                                 | |
| 8 | 5 | 
                                    
                                    0.9%
                                 | |
| 9 | 9 | 
                                    
                                    1.5%
                                 | |
| 10 | 16 | 
                                    
                                    2.7%
                                 | |
| 11 | 10 | 
                                    
                                    1.7%
                                 | |
| 12 | 28 | 
                                    
                                    4.8%
                                 | |
| 13 | 13 | 
                                    
                                    2.2%
                                 | |
| 14 | 12 | 
                                    
                                    2%
                                 | |
| 15 | 17 | 
                                    
                                    2.9%
                                 | |
| 16 | 11 | 
                                    
                                    1.9%
                                 | |
| 17 | 22 | 
                                    
                                    3.7%
                                 | |
| 18 | 44 | 
                                    
                                    7.5%
                                 | |
| 19 | 58 | 
                                    
                                    9.9%
                                 | |
| 20 | 279 | 
                                    
                                    47.5%
                                 | |
| 21 | 1 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 225 |