| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                    
                                    0%
                                 | 
| -8 | Refusal (spontaneous) | 3 | 
                                    
                                    3.4%
                                 | 
| 30000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 100000000 | 2 | 
                                    
                                    2.2%
                                 | |
| 200000000 | 8 | 
                                    
                                    9%
                                 | |
| 290000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 300000000 | 6 | 
                                    
                                    6.7%
                                 | |
| 400000000 | 3 | 
                                    
                                    3.4%
                                 | |
| 493000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 500000000 | 5 | 
                                    
                                    5.6%
                                 | |
| 600000000 | 2 | 
                                    
                                    2.2%
                                 | |
| 800000000 | 2 | 
                                    
                                    2.2%
                                 | |
| 1000000000 | 11 | 
                                    
                                    12.4%
                                 | |
| 1450000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 1500000000 | 5 | 
                                    
                                    5.6%
                                 | |
| 1900000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 2000000000 | 6 | 
                                    
                                    6.7%
                                 | |
| 2200000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 2400000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 2500000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 2900000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 3000000000 | 8 | 
                                    
                                    9%
                                 | |
| 3450000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 3500000000 | 2 | 
                                    
                                    2.2%
                                 | |
| 4000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 5000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 5400000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 5500000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 6000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 7000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 7700000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 8000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 10000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 15000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 20000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 24000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 28000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 30000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 70000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| 300000000000 | 1 | 
                                    
                                    1.1%
                                 | |
| Sysmiss | 274 |