| Value | Category |
|---|---|
| 0 | |
| 1 | |
| 2 | |
| 4 | |
| 5 | |
| 8 | Do not know |
| 9 | Not applicable, not have |
| 10 | |
| 15 | |
| 16 | |
| 17 | |
| 20 | |
| 22 | |
| 24 | |
| 25 | |
| 30 | |
| 32 | |
| 40 | |
| 45 | |
| 48 | |
| 50 | |
| 60 | |
| 70 | |
| 72 | |
| 75 | |
| 80 | |
| 88 | |
| 90 | |
| 100 | |
| 110 | |
| 113 | |
| 120 | |
| 125 | |
| 140 | |
| 145 | |
| 150 | |
| 160 | |
| 170 | |
| 175 | |
| 180 | |
| 192 | |
| 200 | |
| 210 | |
| 230 | |
| 240 | |
| 250 | |
| 260 | |
| 300 | |
| 320 | |
| 330 | |
| 350 | |
| 360 | |
| 380 | |
| 390 | |
| 400 | |
| 450 | |
| 480 | |
| 500 | |
| 514 | |
| 520 | |
| 600 | |
| 640 | |
| 650 | |
| 700 | |
| 715 | |
| 720 | |
| 750 | |
| 800 | |
| 900 | |
| 1000 | |
| 1200 | |
| 1300 | |
| 1400 | |
| 1500 | |
| 1600 | |
| 1800 | |
| 2000 | |
| 2200 | |
| 2500 | |
| 2800 | |
| 3000 | |
| 3200 | |
| 3400 | |
| 3500 | |
| 4000 | |
| 4500 | |
| 4800 | |
| 5000 | |
| 6000 | |
| 7000 | |
| 8000 | |
| 10000 | |
| 13000 | |
| 15000 | |
| 20000 | |
| Sysmiss |