| Value | Category | 
|---|---|
| -9 | Don't know | 
| -8 | Refusal | 
| -7 | Does not apply | 
| 1 | |
| 2 | |
| 3 | |
| 4 | |
| 5 | |
| 6 | |
| 7 | |
| 8 | |
| 9 | |
| 10 | |
| 11 | |
| 12 | |
| 14 | |
| 15 | |
| 16 | |
| 17 | |
| 18 | |
| 19 | |
| 20 | |
| 22 | |
| 24 | |
| 25 | |
| 26 | |
| 28 | |
| 29 | |
| 30 | |
| 32 | |
| 34 | |
| 35 | |
| 39 | |
| 40 | |
| 44 | |
| 45 | |
| 46 | |
| 47 | |
| 50 | |
| 60 | |
| 65 | |
| 66 | |
| 92 | |
| 93 | |
| 96 | |
| 97 | |
| 100 | |
| 107 | |
| 110 | |
| 140 | |
| 150 | |
| 151 | |
| 170 | |
| 189 | |
| 200 | |
| 210 | |
| 230 | |
| 240 | |
| 250 | |
| 290 | |
| 350 | |
| 400 | |
| 535 | |
| 650 | |
| 1600 | |
| 1700 | |
| 2300 |