| Value |
Category |
| -55 |
-55.Missing |
| 1 |
1.The same |
| 2 |
2.A little better |
| 3 |
3.Better |
| 4 |
4.Much better |
| 6 |
6.Not applicable |
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.