| Value | Category | 
|---|---|
| -9 | don't know | 
| -8 | refusal | 
| 2000 | |
| 3000 | |
| 4000 | |
| 5000 | |
| 6000 | |
| 6800 | |
| 8000 | |
| 10000 | |
| 11000 | |
| 12000 | |
| 12500 | |
| 13000 | |
| 14000 | |
| 15000 | |
| 17000 | |
| 18000 | |
| 20000 | |
| 22000 | |
| 24000 | |
| 25000 | |
| 27000 | |
| 30000 | |
| 35000 | |
| 36000 | |
| 38000 | |
| 40000 | |
| 45000 | |
| 46000 | |
| 50000 | |
| 53000 | |
| 55000 | |
| 60000 | |
| 70000 | |
| 75000 | |
| 76000 | |
| 80000 | |
| 84000 | |
| 85000 | |
| 89000 | |
| 90000 | |
| 95000 | |
| 100000 | |
| 115000 | |
| 120000 | |
| 130000 | |
| 140000 | |
| 150000 | |
| 160000 | |
| 170000 | |
| 180000 | |
| 200000 | |
| 205000 | |
| 220000 | |
| 240000 | |
| 250000 | |
| 275000 | |
| 300000 | |
| 320000 | |
| 340000 | |
| 390000 | |
| 400000 | |
| 500000 | |
| 507000 | |
| 600000 | |
| 700000 | |
| 720000 | |
| 800000 | |
| 900000 | |
| 1000000 | |
| 1200000 | |
| 1300000 | |
| 1500000 | |
| 1600000 | |
| 1800000 | |
| 2000000 | |
| 2500000 | |
| 3000000 | |
| 4000000 | |
| 5000000 | |
| 6500000 | |
| 7000000 | |
| 7500000 | |
| 10000000 | |
| 20000000 | |
| 30000000 | |
| Sysmiss |