| Value |
Category |
| -9 |
don’t know |
| 1 |
chamber of commerce |
| 2 |
government agencies |
| 3 |
trade fairs |
| 4 |
foreign trade companies |
| 5 |
other sources |
| 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.
