| Value | Category |
|---|---|
| -999 | No responde |
| -777 | No aplica |
| -666 | No sabe |
| 0 | |
| 1 | |
| 2 | |
| 3 | |
| 4 | |
| 5 | |
| 6 | |
| 7 | |
| 8 | |
| 9 | |
| 10 | |
| 11 | |
| 12 | |
| 13 | |
| 14 | |
| 15 | |
| 16 | |
| 17 | |
| 18 | |
| 19 | |
| 20 | |
| 21 | |
| 22 | |
| 23 | |
| 24 | |
| 25 | |
| 26 | |
| 27 | |
| 28 | |
| 30 | |
| 31 | |
| 32 | |
| 33 | |
| 34 | |
| 35 | |
| 36 | |
| 38 | |
| 40 | |
| 41 | |
| 44 | |
| 50 | |
| 53 | |
| 56 | |
| 60 | |
| 61 | |
| 63 | |
| 64 | |
| 65 | |
| 70 | |
| 73 | |
| 80 | |
| 99 | |
| 100 | |
| 109 | |
| 123 | |
| 129 | |
| 132 | |
| 150 | |
| 160 | |
| 170 | |
| 700 | |
| 730 | |
| Sysmiss |