| Value |
Category |
Cases |
|
| 1 |
months |
974 |
|
| 2 |
years |
2223 |
|
| 3 |
special |
7 |
|
| 8 |
don't know |
0 |
|
| 9 |
not applicable |
0 |
|
| 9999995 |
missing:impute |
0 |
|
| Sysmiss |
|
52 |
|
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.
