| Value |
Category |
| 0 |
|
| 1 |
much better |
| 2 |
some what better |
| 3 |
nearly the same |
| 4 |
some what worse |
| 5 |
worse |
| 6 |
|
| 7 |
|
| 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.