| Value | Category | Cases | |
|---|---|---|---|
| 1 | I don't have time | 145 |
3.1%
|
| 2 | Difficult to understand | 310 |
6.7%
|
| 3 | Did not feel the need to check it | 1111 |
23.9%
|
| 4 | I can't read | 2713 |
58.3%
|
| 5 | Others | 371 |
8%
|
| Sysmiss | 925 |