| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1.Do not test the pupils | 1 |
0.5%
|
| 2 | 2.Once per year | 0 |
0%
|
| 3 | 3.Once a term | 3 |
1.4%
|
| 4 | 4.Two or more times per term | 56 |
26.3%
|
| 5 | 5.Once a month | 23 |
10.8%
|
| 6 | 6.Two or more week | 130 |
61%
|