| Value | Category |
|---|---|
| 0 | |
| 2 | |
| 6 | |
| 8 | Do not know |
| 9 | Not applicable, not have |
| 10 | |
| 12 | |
| 13 | |
| 15 | |
| 16 | |
| 17 | |
| 18 | |
| 20 | |
| 21 | |
| 25 | |
| 26 | |
| 27 | |
| 29 | |
| 30 | |
| 35 | |
| 38 | |
| 39 | |
| 40 | |
| 45 | |
| 49 | |
| 50 | |
| 54 | |
| 60 | |
| 65 | |
| 70 | |
| 80 | |
| 85 | |
| 90 | |
| 91 | |
| 100 | |
| 105 | |
| 107 | |
| 120 | |
| 130 | |
| 150 | |
| 170 | |
| 180 | |
| 200 | |
| 250 | |
| 300 | |
| 400 | |
| 450 | |
| 500 | |
| 540 | |
| 600 | |
| 700 | |
| 800 | |
| 850 | |
| 900 | |
| 970 | |
| 1000 | |
| 1040 | |
| 1500 | |
| 1800 | |
| 2000 | |
| 2100 | |
| 2500 | |
| 3000 | |
| 4000 | |
| 4800 | |
| 5000 | |
| 7000 | |
| 8000 | |
| 10000 | |
| 11000 | |
| 15000 | |
| 17000 | |
| Sysmiss |