Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 54 |
0.3%
|
-7 | Does not apply | 310 |
1.7%
|
0 | No obstacle | 10287 |
55.1%
|
1 | Minor obstacle | 3985 |
21.4%
|
2 | Moderate obstacle | 2458 |
13.2%
|
3 | Major obstacle | 1193 |
6.4%
|
4 | Very severe obstacle | 370 |
2%
|