| Value | Category | Cases | |
|---|---|---|---|
| 1 | Cheap | 706 |
12.3%
|
| 2 | Expensive | 2318 |
40.5%
|
| 3 | Normal | 429 |
7.5%
|
| 4 | I don't know | 2275 |
39.7%
|
| Sysmiss | 212 |