| Value | Category | Cases | |
|---|---|---|---|
| 1 | No obstacle | 222 |
64.5%
|
| 2 | Minor obstacle | 36 |
10.5%
|
| 3 | Moderate Obstacle | 18 |
5.2%
|
| 4 | Major obstacle | 15 |
4.4%
|
| 5 | Very severe obstacle | 4 |
1.2%
|
| 90 | Not applicable | 45 |
13.1%
|
| 97 | Refused | 0 |
0%
|
| 98 | Don't know | 4 |
1.2%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1381 |