| Value | Category | Cases | |
|---|---|---|---|
| 1 | no difficulty walking or climbing | 8628 |
98.3%
|
| 2 | some difficulty | 87 |
1%
|
| 3 | a lot of difficulty | 51 |
0.6%
|
| 4 | cannot walk or climb at all | 13 |
0.1%
|
| 8 | don't know | 0 |
0%
|
| Sysmiss | 4170 |