| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 133 | 
                                    
                                    23.4%
                                 | 
| 0 | 166 | 
                                    
                                    29.2%
                                 | |
| 1 | 1 | 
                                    
                                    0.2%
                                 | |
| 15 | 2 | 
                                    
                                    0.4%
                                 | |
| 20 | 1 | 
                                    
                                    0.2%
                                 | |
| 30 | 4 | 
                                    
                                    0.7%
                                 | |
| 74 | 1 | 
                                    
                                    0.2%
                                 | |
| 75 | 1 | 
                                    
                                    0.2%
                                 | |
| 90 | 2 | 
                                    
                                    0.4%
                                 | |
| 100 | 6 | 
                                    
                                    1.1%
                                 | |
| 120 | 1 | 
                                    
                                    0.2%
                                 | |
| 150 | 3 | 
                                    
                                    0.5%
                                 | |
| 180 | 1 | 
                                    
                                    0.2%
                                 | |
| 200 | 4 | 
                                    
                                    0.7%
                                 | |
| 250 | 3 | 
                                    
                                    0.5%
                                 | |
| 300 | 11 | 
                                    
                                    1.9%
                                 | |
| 350 | 1 | 
                                    
                                    0.2%
                                 | |
| 400 | 1 | 
                                    
                                    0.2%
                                 | |
| 500 | 18 | 
                                    
                                    3.2%
                                 | |
| 600 | 4 | 
                                    
                                    0.7%
                                 | |
| 750 | 1 | 
                                    
                                    0.2%
                                 | |
| 833 | 1 | 
                                    
                                    0.2%
                                 | |
| 1000 | 40 | 
                                    
                                    7%
                                 | |
| 1200 | 2 | 
                                    
                                    0.4%
                                 | |
| 1250 | 1 | 
                                    
                                    0.2%
                                 | |
| 1500 | 4 | 
                                    
                                    0.7%
                                 | |
| 1667 | 1 | 
                                    
                                    0.2%
                                 | |
| 2000 | 7 | 
                                    
                                    1.2%
                                 | |
| 2275 | 1 | 
                                    
                                    0.2%
                                 | |
| 2500 | 3 | 
                                    
                                    0.5%
                                 | |
| 3000 | 13 | 
                                    
                                    2.3%
                                 | |
| 3500 | 1 | 
                                    
                                    0.2%
                                 | |
| 3762 | 1 | 
                                    
                                    0.2%
                                 | |
| 4000 | 2 | 
                                    
                                    0.4%
                                 | |
| 4500 | 1 | 
                                    
                                    0.2%
                                 | |
| 5000 | 18 | 
                                    
                                    3.2%
                                 | |
| 5500 | 1 | 
                                    
                                    0.2%
                                 | |
| 6000 | 6 | 
                                    
                                    1.1%
                                 | |
| 7000 | 1 | 
                                    
                                    0.2%
                                 | |
| 7500 | 2 | 
                                    
                                    0.4%
                                 | |
| 9000 | 2 | 
                                    
                                    0.4%
                                 | |
| 10000 | 25 | 
                                    
                                    4.4%
                                 | |
| 11000 | 1 | 
                                    
                                    0.2%
                                 | |
| 12000 | 2 | 
                                    
                                    0.4%
                                 | |
| 13000 | 1 | 
                                    
                                    0.2%
                                 | |
| 13500 | 1 | 
                                    
                                    0.2%
                                 | |
| 14921 | 1 | 
                                    
                                    0.2%
                                 | |
| 15000 | 4 | 
                                    
                                    0.7%
                                 | |
| 20000 | 9 | 
                                    
                                    1.6%
                                 | |
| 25000 | 1 | 
                                    
                                    0.2%
                                 | |
| 30000 | 6 | 
                                    
                                    1.1%
                                 | |
| 32111 | 1 | 
                                    
                                    0.2%
                                 | |
| 40000 | 6 | 
                                    
                                    1.1%
                                 | |
| 45000 | 1 | 
                                    
                                    0.2%
                                 | |
| 48000 | 1 | 
                                    
                                    0.2%
                                 | |
| 50000 | 5 | 
                                    
                                    0.9%
                                 | |
| 60000 | 1 | 
                                    
                                    0.2%
                                 | |
| 77000 | 1 | 
                                    
                                    0.2%
                                 | |
| 85000 | 1 | 
                                    
                                    0.2%
                                 | |
| 90000 | 1 | 
                                    
                                    0.2%
                                 | |
| 100000 | 5 | 
                                    
                                    0.9%
                                 | |
| 140000 | 1 | 
                                    
                                    0.2%
                                 | |
| 150000 | 2 | 
                                    
                                    0.4%
                                 | |
| 156849 | 1 | 
                                    
                                    0.2%
                                 | |
| 170000 | 1 | 
                                    
                                    0.2%
                                 | |
| 180000 | 1 | 
                                    
                                    0.2%
                                 | |
| 200000 | 1 | 
                                    
                                    0.2%
                                 | |
| 242780 | 1 | 
                                    
                                    0.2%
                                 | |
| 250000 | 2 | 
                                    
                                    0.4%
                                 | |
| 300000 | 1 | 
                                    
                                    0.2%
                                 | |
| 410000 | 2 | 
                                    
                                    0.4%
                                 | |
| 446000 | 1 | 
                                    
                                    0.2%
                                 | |
| 500000 | 2 | 
                                    
                                    0.4%
                                 | |
| 1000000 | 1 | 
                                    
                                    0.2%
                                 | |
| 1666666 | 1 | 
                                    
                                    0.2%
                                 | |
| 6000000 | 1 | 
                                    
                                    0.2%
                                 | |
| 21000000 | 1 | 
                                    
                                    0.2%
                                 | |
| 100000000 | 1 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 44 |