| Value | Category | 
|---|---|
| -9 | Don't know | 
| -8 | Refusal | 
| -7 | Does not apply | 
| 1 | |
| 10 | |
| 12 | |
| 16 | |
| 20 | |
| 25 | |
| 30 | |
| 34 | |
| 35 | |
| 40 | |
| 45 | |
| 50 | |
| 55 | |
| 56 | |
| 60 | |
| 72 | |
| 78 | |
| 80 | |
| 83 | |
| 100 | |
| 120 | |
| 150 | |
| 162 | |
| 198 | |
| 200 | |
| 250 | |
| 273 | |
| 300 | |
| 306 | |
| 400 | |
| 438 | |
| 450 | |
| 460 | |
| 500 | |
| 540 | |
| 550 | |
| 572 | |
| 720 | |
| 740 | |
| 744 | |
| 749 | |
| 940 | |
| 950 | |
| 1000 | |
| 1070 | |
| 1181 | |
| 1200 | |
| 1300 | |
| 1750 | |
| 1800 | |
| 2900 | |
| 3000 | |
| 3366 | |
| 3603 | |
| 4500 | |
| 4700 | |
| 4800 | |
| 5500 | |
| 8042 | |
| 9000 | |
| 10000 | |
| 11400 | |
| 15000 | |
| 16000 | |
| 18000 | |
| 19000 | |
| 20000 | |
| 23300 | |
| 30000 | |
| 40000 | |
| 41000 | |
| 50000 | |
| 57000 | |
| 60000 | |
| 60110 | |
| 87330 | |
| 90000 | |
| 100000 | |
| 142603 | |
| 190000 | |
| 200000 | |
| 270000 | |
| 317000 | |
| 340000 | |
| 350000 | |
| 820000 | |
| Sysmiss |