| Value |
Category |
Cases |
|
| -9 |
Don't know (spontaneous) |
5 |
|
| 1000 |
|
1 |
|
| 2000 |
|
1 |
|
| 5000 |
|
1 |
|
| 7000 |
|
1 |
|
| 20000 |
|
1 |
|
| 100000 |
|
1 |
|
| Sysmiss |
|
634 |
|
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.
