| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No difficult | 43539 | 43649 |
97.1%
|
| 1 | Some difficult | 1072 | 998 |
2.2%
|
| 2 | Big difficult | 310 | 279 |
0.6%
|
| 3 | He can't absolutely | 36 | 32 |
0.1%
|
| Sysmiss | 6 | 6 |