| 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 | 105 |
82%
|
| 2 | Minor obstacle | 7 |
5.5%
|
| 3 | Moderate obstacle | 2 |
1.6%
|
| 4 | Major obstacle | 9 |
7%
|
| 5 | Very severe obstacle | 5 |
3.9%
|