| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 72 | 
                                    
                                    41.9%
                                 | 
| 0 | 70 | 
                                    
                                    40.7%
                                 | |
| 1 | 1 | 
                                    
                                    0.6%
                                 | |
| 5 | 1 | 
                                    
                                    0.6%
                                 | |
| 78 | 1 | 
                                    
                                    0.6%
                                 | |
| 1000 | 1 | 
                                    
                                    0.6%
                                 | |
| 2024 | 1 | 
                                    
                                    0.6%
                                 | |
| 2272 | 1 | 
                                    
                                    0.6%
                                 | |
| 23000 | 1 | 
                                    
                                    0.6%
                                 | |
| 31000 | 1 | 
                                    
                                    0.6%
                                 | |
| 32300 | 1 | 
                                    
                                    0.6%
                                 | |
| 32994 | 1 | 
                                    
                                    0.6%
                                 | |
| 50000 | 1 | 
                                    
                                    0.6%
                                 | |
| 100000 | 1 | 
                                    
                                    0.6%
                                 | |
| 170000 | 1 | 
                                    
                                    0.6%
                                 | |
| 200000 | 1 | 
                                    
                                    0.6%
                                 | |
| 219304 | 1 | 
                                    
                                    0.6%
                                 | |
| 250000 | 1 | 
                                    
                                    0.6%
                                 | |
| 254000 | 1 | 
                                    
                                    0.6%
                                 | |
| 400000 | 1 | 
                                    
                                    0.6%
                                 | |
| 402170 | 1 | 
                                    
                                    0.6%
                                 | |
| 424000 | 1 | 
                                    
                                    0.6%
                                 | |
| 500000 | 1 | 
                                    
                                    0.6%
                                 | |
| 726653 | 1 | 
                                    
                                    0.6%
                                 | |
| 1800000 | 1 | 
                                    
                                    0.6%
                                 | |
| 2720000 | 1 | 
                                    
                                    0.6%
                                 | |
| 4300000 | 1 | 
                                    
                                    0.6%
                                 | |
| 4406000 | 1 | 
                                    
                                    0.6%
                                 | |
| 4500000 | 1 | 
                                    
                                    0.6%
                                 | |
| 12000000 | 1 | 
                                    
                                    0.6%
                                 | |
| 60000000 | 1 | 
                                    
                                    0.6%
                                 | |
| 425000000 | 1 | 
                                    
                                    0.6%
                                 | |
| Sysmiss | 783 |