| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. i have no problems with performing my usual activities | 1979 |
95.6%
|
| 2 | 2. i have some problems with performing my usual activities | 87 |
4.2%
|
| 3 | 3. i am unable to perform my usual activities | 5 |
0.2%
|
| Sysmiss | 2122 |