| Value | Category |
|---|---|
| -9 | Don't know (SPONTANEOUS) |
| 0 | none |
| 350000 | |
| 600000 | |
| 900000 | |
| 1008000 | |
| 1500000 | |
| 2000000 | |
| 2400000 | |
| 2500000 | |
| 2700000 | |
| 3000000 | |
| 3500000 | |
| 3600000 | |
| 4000000 | |
| 4200000 | |
| 4500000 | |
| 5400000 | |
| 5500000 | |
| 5750000 | |
| 6000000 | |
| 7000000 | |
| 7200000 | |
| 7500000 | |
| 8000000 | |
| 9000000 | |
| 10000000 | |
| 10800000 | |
| 12000000 | |
| 14400000 | |
| 15000000 | |
| 15600000 | |
| 18000000 | |
| 20000000 | |
| 23000000 | |
| 25000000 | |
| 27000000 | |
| 30000000 | |
| 31500000 | |
| 33000000 | |
| 36000000 | |
| 37000000 | |
| 37500000 | |
| 43500000 | |
| 45000000 | |
| 50000000 | |
| 54000000 | |
| 55000000 | |
| 60000000 | |
| 63000000 | |
| 65000000 | |
| 70000000 | |
| 72000000 | |
| 75000000 | |
| 84000000 | |
| 90000000 | |
| 96000000 | |
| 100000000 | |
| 108000000 | |
| 113000000 | |
| 120000000 | |
| 126000000 | |
| 144000000 | |
| 150000000 | |
| 153000000 | |
| 195000000 | |
| 240000000 | |
| 270000000 | |
| 300000000 | |
| 350000000 | |
| 375000000 | |
| 450000000 | |
| 600000000 | |
| 900000000 | |
| 1100000000 | |
| Sysmiss |