| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to answer | 0 |
0%
|
| -88 | Not provided | 0 |
0%
|
| -77 | Not applicable | 0 |
0%
|
| -66 | Do not know | 0 |
0%
|
| 1 | No obstacle | 158 |
20.2%
|
| 2 | Minor obstacle | 203 |
26%
|
| 3 | Moderate obstacle | 185 |
23.7%
|
| 4 | Major obstacle | 166 |
21.3%
|
| 5 | Very severe obstacle | 69 |
8.8%
|