| Value |
Category |
| 1 |
No books |
| 2 |
1-5 books |
| 3 |
6-10 books |
| 4 |
11-25 books |
| 5 |
More than 25 books |
| 77 |
Multiple options chosen |
| 99 |
Missing |
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.