| Value | Category | Cases | |
|---|---|---|---|
| 1 | no difficulties | 2938 |
31.9%
|
| 2 | high price | 5727 |
62.2%
|
| 3 | too far to get | 182 |
2%
|
| 4 | not available | 13 |
0.1%
|
| 5 | other | 353 |
3.8%
|