| Value |
Category |
| -8 |
|
| 1 |
Asia |
| 2 |
Africa |
| 3 |
North America |
| 4 |
South America |
| 5 |
Europe |
| 6 |
Pacific/Oceania |
| 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.