| Value |
Category |
| 0 |
|
| 1 |
High income |
| 2 |
Middle income |
| 3 |
Low income |
| 4 |
|
| 6 |
|
| 7 |
|
| 9 |
|
| 12 |
|
| 21 |
|
| 23 |
|
| 26 |
|
| 28 |
|
| 29 |
|
| 56 |
|
| 121 |
|
| 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.