| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, students did this | 44707 |
15.4%
|
| 2 | Yes, but only the teacher demonstrated this | 32609 |
11.3%
|
| 3 | No | 212111 |
73.3%
|
| 7 | N/A | 173670 | |
| 8 | Invalid | 433 | |
| 9 | Missing | 21960 |