Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 0 |
0%
|
1 | Impassable | 16 |
1.3%
|
2 | Very poor | 32 |
2.7%
|
3 | Poor | 270 |
22.5%
|
4 | Fair | 369 |
30.8%
|
5 | Good | 449 |
37.4%
|
6 | Very good | 64 |
5.3%
|