| Value |
Category |
| 1 |
grade_1 |
| 2 |
grade_10 |
| 3 |
grade_11 |
| 4 |
grade_12 |
| 5 |
grade_2 |
| 6 |
grade_3 |
| 7 |
grade_4 |
| 8 |
grade_5 |
| 9 |
grade_6 |
| 10 |
grade_7 |
| 11 |
grade_8 |
| 12 |
grade_9 |
| 13 |
no |
| 14 |
PreferNotAnswer |
| Missing value |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
