| Value | Category |
|---|---|
| -9 | Don't Know |
| -8 | Refused |
| -5 | Not Applicable |
| -3 | Missing |
| 8 | |
| 20 | |
| 25 | |
| 30 | |
| 40 | |
| 50 | |
| 55 | |
| 60 | |
| 65 | |
| 70 | |
| 80 | |
| 110 | |
| 120 | |
| 148 | |
| 150 | |
| 180 | |
| 200 | |
| 230 | |
| 250 | |
| 300 | |
| 340 | |
| 360 | |
| 380 | |
| 400 | |
| 450 | |
| 500 | |
| 600 | |
| 640 | |
| 750 | |
| 1000 | |
| 2000 | |
| 2500 | |
| 3000 | |
| 4000 | |
| 4500 | |
| 7400 | |
| 8000 | |
| 10000 | |
| 20000 | |
| 30000 | |
| 40000 | |
| 60000 | |
| Sysmiss |