| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to answer | 0 |
0%
|
| -88 | Not provided | 1 |
0.1%
|
| -77 | Not applicable | 0 |
0%
|
| -66 | Do not know | 0 |
0%
|
| -44 | 517 |
66.2%
|
|
| 1 | No obstacle | 27 |
3.5%
|
| 2 | Minor obstacle | 45 |
5.8%
|
| 3 | Moderate obstacle | 46 |
5.9%
|
| 4 | Major obstacle | 69 |
8.8%
|
| 5 | Very severe obstacle | 76 |
9.7%
|