| Value | Category |
|---|---|
| 0 | |
| 1 | |
| 5 | |
| 7 | |
| 8 | Do not know |
| 9 | Not applicable, not have |
| 10 | |
| 15 | |
| 18 | |
| 20 | |
| 25 | |
| 30 | |
| 35 | |
| 38 | |
| 40 | |
| 41 | |
| 50 | |
| 60 | |
| 65 | |
| 68 | |
| 70 | |
| 75 | |
| 80 | |
| 85 | |
| 90 | |
| 100 | |
| 110 | |
| 120 | |
| 130 | |
| 140 | |
| 145 | |
| 150 | |
| 160 | |
| 170 | |
| 175 | |
| 180 | |
| 200 | |
| 210 | |
| 220 | |
| 230 | |
| 250 | |
| 260 | |
| 265 | |
| 270 | |
| 280 | |
| 290 | |
| 295 | |
| 300 | |
| 320 | |
| 350 | |
| 360 | |
| 370 | |
| 380 | |
| 390 | |
| 400 | |
| 450 | |
| 460 | |
| 500 | |
| 550 | |
| 590 | |
| 600 | |
| 650 | |
| 700 | |
| 750 | |
| 800 | |
| 850 | |
| 1000 | |
| 1200 | |
| 1300 | |
| 1400 | |
| 1500 | |
| 1700 | |
| 1750 | |
| 2000 | |
| 2200 | |
| 2500 | |
| 2700 | |
| 3000 | |
| 3350 | |
| 3800 | |
| 4000 | |
| 5000 | |
| 6000 | |
| 6800 | |
| 10000 | |
| 15000 | |
| Sysmiss |