| Value | Category | Cases | |
|---|---|---|---|
| 1 | No obstacle | 207 |
60%
|
| 2 | Minor obstacle | 22 |
6.4%
|
| 3 | Moderate Obstacle | 14 |
4.1%
|
| 4 | Major obstacle | 5 |
1.4%
|
| 5 | Very severe obstacle | 0 |
0%
|
| 90 | Not applicable | 81 |
23.5%
|
| 97 | Refused | 0 |
0%
|
| 98 | Don't know | 15 |
4.3%
|
| 99 | Missing | 1 |
0.3%
|
| Sysmiss | 1380 |