| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 2 |
0.1%
|
| 1 | 1 day per week | 48 |
3.3%
|
| 2 | 2 days per week | 170 |
11.6%
|
| 3 | 3 days per week | 20 |
1.4%
|
| 4 | 4 days per week | 1 |
0.1%
|
| 5 | 5 days per week | 17 |
1.2%
|
| 9 | No teacher t/book | 1203 |
82.3%
|
| Sysmiss | 291 |