| Value | Category | Cases | |
|---|---|---|---|
| 1 | a_lot_of_difficulty | 156 |
1.7%
|
| 2 | cannot_at_all | 15 |
0.2%
|
| 3 | no_difficulty | 7947 |
88.7%
|
| 4 | some_difficulty | 837 |
9.3%
|
| Missing value | 2 |
0%
|