Value | Category | Cases | |
---|---|---|---|
1 | Never | 946 |
45.7%
|
2 | This semester | 259 |
12.5%
|
3 | Last semester | 107 |
5.2%
|
4 | 2 semesters ago | 70 |
3.4%
|
5 | 3 semesters ago | 51 |
2.5%
|
6 | More than a year ago | 638 |
30.8%
|
Sysmiss | 8 |