| Value |
Category |
| -9 |
-9. Don't know |
| -8 |
-8. Refused |
| -7 |
-7. Don't know but more than 10 |
| -6 |
-6. Don't know but 10 or less |
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.