| Value | Category | Cases | |
|---|---|---|---|
| 1 | books | 498 |
16.1%
|
| 2 | food | 0 |
0%
|
| 3 | milk | 0 |
0%
|
| 4 | clothes | 7 |
0.2%
|
| 5 | other | 8 |
0.3%
|
| 6 | didn’t | 2587 |
83.5%
|
| Sysmiss | 16731 |