| Value |
Category |
| -9 |
Don’t know |
| -8 |
|
| 1 |
Professional and managers |
| 2 |
Technicians |
| 3 |
Both categories require the same amount of training |
| 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.
