| Value |
Category |
| 1 |
every or almost every lesson |
| 2 |
about half the lessons |
| 3 |
some lessons |
| 4 |
never |
| 6 |
logically not applicable |
| 9 |
omitted |
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.