| Value | Category |
|---|---|
| -9 | Don't Know |
| -8 | Refused |
| -5 | Not Applicable |
| -3 | Missing |
| -2 | Not asked in Phase 2 |
| 1 | |
| 2 | |
| 3 | |
| 5 | |
| 10 | |
| 15 | |
| 22 | |
| 28 | |
| 30 | |
| 35 | |
| 50 | |
| 60 | |
| 75 | |
| 100 | |
| 110 | |
| 120 | |
| 130 | |
| 135 | |
| 145 | |
| 150 | |
| 160 | |
| 170 | |
| 180 | |
| 199 | |
| 200 | |
| 208 | |
| 230 | |
| 240 | |
| 245 | |
| 249 | |
| 250 | |
| 260 | |
| 280 | |
| 289 | |
| 299 | |
| 300 | |
| 350 | |
| 400 | |
| 500 | |
| 600 | |
| 614 | |
| 650 | |
| 700 | |
| 1000 | |
| Sysmiss |