Value | Category | Cases | |
---|---|---|---|
1 | No difficulty | 1920 |
87.1%
|
2 | Minor difficult | 130 |
5.9%
|
3 | Big difficulty | 142 |
6.4%
|
8 | NA | 1 |
0%
|
9 | I don’t know | 7 |
0.3%
|
Sysmiss | 4 |