| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 59 | 
                                                                 
                                    
                                    41.5%
                                 
                                                             | 
                                                        
                    
| 2000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 3000000 | 2 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 6000000 | 2 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 8000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 10000000 | 2 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 15000000 | 4 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    |
| 17300000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 20000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 25000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 30000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 40000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 50000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 60000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 70000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 72000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 80000000 | 5 | 
                                                                 
                                    
                                    3.5%
                                 
                                                             | 
                                                        
                    |
| 90000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 100000000 | 7 | 
                                                                 
                                    
                                    4.9%
                                 
                                                             | 
                                                        
                    |
| 120000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 150000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 200000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 220000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 260000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 300000000 | 4 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    |
| 400000000 | 3 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 500000000 | 5 | 
                                                                 
                                    
                                    3.5%
                                 
                                                             | 
                                                        
                    |
| 600000000 | 2 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 700000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 780000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 800000000 | 4 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    |
| 900000000 | 2 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 990000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 1000000000 | 2 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 1500000000 | 2 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 18000000000 | 1 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 233 |