| Value |
Category |
| -1 |
missing |
| 1 |
much more |
| 2 |
more |
| 3 |
same |
| 4 |
less |
| 5 |
much less |
| 7 |
not applicable |
| 9 |
don't know |
| 998 |
refused |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.