| Value |
Category |
| 4000 |
|
| 5000 |
|
| 8000 |
|
| 15000 |
|
| 20000 |
|
| 25000 |
|
| z |
Not applicable |
| d |
Inconsistency set to missing |
| a |
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.