| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO, NO DIFFICULTY | 54661 |
95%
|
| 2 | YES, SOME DIFFICULTY | 1847 |
3.2%
|
| 3 | YES, A LOT OF DIFFICULTY | 932 |
1.6%
|
| 4 | CANNOT DO IT AT ALL | 116 |
0.2%
|
| Sysmiss | 2264 |