| Value | Category |
|---|---|
| -9 | Don't Know |
| -8 | Refused |
| -5 | Not Applicable |
| -3 | Missing |
| 0 | |
| 8 | |
| 10 | |
| 12 | |
| 13 | |
| 15 | |
| 19 | |
| 20 | |
| 21 | |
| 30 | |
| 35 | |
| 40 | |
| 50 | |
| 60 | |
| 70 | |
| 80 | |
| 85 | |
| 89 | |
| 100 | |
| 110 | |
| 120 | |
| 130 | |
| 135 | |
| 145 | |
| 150 | |
| 170 | |
| 180 | |
| 199 | |
| 200 | |
| 210 | |
| 217 | |
| 220 | |
| 230 | |
| 240 | |
| 250 | |
| 265 | |
| 280 | |
| 285 | |
| 289 | |
| 300 | |
| 320 | |
| 340 | |
| 350 | |
| 360 | |
| 400 | |
| 425 | |
| 450 | |
| 480 | |
| 500 | |
| 700 | |
| 800 | |
| 900 | |
| 1000 | |
| 1800 | |
| 2000 | |
| 2100 | |
| 2600 | |
| 3000 | |
| 5000 | |
| Sysmiss |