| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 | 
                                    
                                    0.3%
                                 | 
| -7 | Does not apply | 15 | 
                                    
                                    4.1%
                                 | 
| 0 | 42 | 
                                    
                                    11.6%
                                 | |
| 200000 | 3 | 
                                    
                                    0.8%
                                 | |
| 300000 | 1 | 
                                    
                                    0.3%
                                 | |
| 500000 | 1 | 
                                    
                                    0.3%
                                 | |
| 600000 | 2 | 
                                    
                                    0.6%
                                 | |
| 700000 | 1 | 
                                    
                                    0.3%
                                 | |
| 1000000 | 3 | 
                                    
                                    0.8%
                                 | |
| 1100000 | 1 | 
                                    
                                    0.3%
                                 | |
| 1200000 | 5 | 
                                    
                                    1.4%
                                 | |
| 1300000 | 1 | 
                                    
                                    0.3%
                                 | |
| 1400000 | 6 | 
                                    
                                    1.7%
                                 | |
| 1500000 | 12 | 
                                    
                                    3.3%
                                 | |
| 1600000 | 17 | 
                                    
                                    4.7%
                                 | |
| 1700000 | 23 | 
                                    
                                    6.3%
                                 | |
| 1800000 | 24 | 
                                    
                                    6.6%
                                 | |
| 1900000 | 13 | 
                                    
                                    3.6%
                                 | |
| 2000000 | 26 | 
                                    
                                    7.2%
                                 | |
| 2100000 | 2 | 
                                    
                                    0.6%
                                 | |
| 2200000 | 4 | 
                                    
                                    1.1%
                                 | |
| 2300000 | 6 | 
                                    
                                    1.7%
                                 | |
| 2400000 | 12 | 
                                    
                                    3.3%
                                 | |
| 2500000 | 7 | 
                                    
                                    1.9%
                                 | |
| 2600000 | 6 | 
                                    
                                    1.7%
                                 | |
| 2700000 | 2 | 
                                    
                                    0.6%
                                 | |
| 2800000 | 12 | 
                                    
                                    3.3%
                                 | |
| 2900000 | 2 | 
                                    
                                    0.6%
                                 | |
| 3000000 | 16 | 
                                    
                                    4.4%
                                 | |
| 3200000 | 2 | 
                                    
                                    0.6%
                                 | |
| 3300000 | 1 | 
                                    
                                    0.3%
                                 | |
| 3400000 | 4 | 
                                    
                                    1.1%
                                 | |
| 3500000 | 4 | 
                                    
                                    1.1%
                                 | |
| 3600000 | 6 | 
                                    
                                    1.7%
                                 | |
| 3800000 | 2 | 
                                    
                                    0.6%
                                 | |
| 3900000 | 1 | 
                                    
                                    0.3%
                                 | |
| 4000000 | 9 | 
                                    
                                    2.5%
                                 | |
| 4100000 | 1 | 
                                    
                                    0.3%
                                 | |
| 4200000 | 3 | 
                                    
                                    0.8%
                                 | |
| 4500000 | 4 | 
                                    
                                    1.1%
                                 | |
| 4800000 | 2 | 
                                    
                                    0.6%
                                 | |
| 5000000 | 5 | 
                                    
                                    1.4%
                                 | |
| 5100000 | 1 | 
                                    
                                    0.3%
                                 | |
| 5400000 | 2 | 
                                    
                                    0.6%
                                 | |
| 5500000 | 3 | 
                                    
                                    0.8%
                                 | |
| 5600000 | 1 | 
                                    
                                    0.3%
                                 | |
| 5800000 | 2 | 
                                    
                                    0.6%
                                 | |
| 6000000 | 9 | 
                                    
                                    2.5%
                                 | |
| 6900000 | 1 | 
                                    
                                    0.3%
                                 | |
| 7000000 | 4 | 
                                    
                                    1.1%
                                 | |
| 8000000 | 3 | 
                                    
                                    0.8%
                                 | |
| 8400000 | 1 | 
                                    
                                    0.3%
                                 | |
| 9500000 | 1 | 
                                    
                                    0.3%
                                 | |
| 10000000 | 3 | 
                                    
                                    0.8%
                                 | |
| 12000000 | 2 | 
                                    
                                    0.6%
                                 | |
| 14000000 | 1 | 
                                    
                                    0.3%
                                 | |
| 15000000 | 1 | 
                                    
                                    0.3%
                                 | |
| 16800000 | 1 | 
                                    
                                    0.3%
                                 | |
| 18000000 | 4 | 
                                    
                                    1.1%
                                 | |
| 19700000 | 1 | 
                                    
                                    0.3%
                                 | |
| 20000000 | 1 | 
                                    
                                    0.3%
                                 | |
| 26000000 | 1 | 
                                    
                                    0.3%
                                 | |
| 27600000 | 1 | 
                                    
                                    0.3%
                                 | |
| 27700000 | 1 | 
                                    
                                    0.3%
                                 | |
| 30000000 | 2 | 
                                    
                                    0.6%
                                 | |
| 36000000 | 3 | 
                                    
                                    0.8%
                                 | |
| 50000000 | 1 | 
                                    
                                    0.3%
                                 | |
| 67000000 | 1 | 
                                    
                                    0.3%
                                 | |
| 600000000 | 1 | 
                                    
                                    0.3%
                                 |