| Value |
Category |
| 1 |
First |
| 2 |
Second |
| 3 |
Third |
| 4 |
Fourth |
| 5 |
Fifth |
| 6 |
Sixth |
| 8 |
Do not know |
| 9 |
Refusal |
| Sysmiss |
|
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.