Value | Category | Cases | |
---|---|---|---|
1 | some difficulty | 359 |
1.6%
|
2 | a lot of difficulty | 297 |
1.3%
|
3 | cannot do at all | 44 |
0.2%
|
98 | don't know | 25 |
0.1%
|
99 | refuse to answer | 1 |
0%
|
Missing value | 21366 |
96.7%
|