| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 28 |
7.2%
|
| -8 | Refused | 0 |
0%
|
| -7 | DOES NOT APPLY | 2 |
0.5%
|
| 0 | No obstacle | 246 |
63.1%
|
| 1 | Minor obstacle | 51 |
13.1%
|
| 2 | Moderate obstacle | 47 |
12.1%
|
| 3 | Major obstacle | 15 |
3.8%
|
| 4 | Very severe obstacle | 1 |
0.3%
|
| Sysmiss | 1605 |