| Value |
Category |
| 1 |
1. Same |
| 2 |
2. More |
| 3 |
3. Less |
| 4 |
4. Other (specify) |
| 8 |
8. Refused |
| 9 |
9. Don't know |
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.