| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes, strongly limited | 1511 |
4.6%
|
| 2 | yes, limited (to some extent) | 3525 |
10.8%
|
| 3 | no, not limited | 27590 |
84.6%
|
| Sysmiss | 16560 |