| Value | Category | Cases | |
|---|---|---|---|
| 1 | no difficulties | 5080 |
28.3%
|
| 2 | high price | 12455 |
69.3%
|
| 3 | too far to get | 42 |
0.2%
|
| 4 | not available | 42 |
0.2%
|
| 5 | other | 357 |
2%
|