Value | Category | Cases | |
---|---|---|---|
1 | 1. higher grade | 1 |
0.1%
|
2 | 2. standard grade | 3 |
0.3%
|
3 | 3. lower grade | 0 |
0%
|
7 | 7. did not take | 20 |
2%
|
9 | 9. don't know | 51 |
5.1%
|
Sysmiss | 924 |