| 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 | 107 |
13.7%
|
| 2 | Minor obstacle | 184 |
23.6%
|
| 3 | Moderate obstacle | 175 |
22.4%
|
| 4 | Major obstacle | 156 |
20%
|
| 5 | Very severe obstacle | 159 |
20.4%
|