| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much cheaper | 5 |
6.6%
|
| 2 | Slightly cheaper | 8 |
10.5%
|
| 3 | Not more, not less expensive | 10 |
13.2%
|
| 4 | Slightly more expensive | 35 |
46.1%
|
| 5 | Very much more expensive | 18 |
23.7%
|
| Sysmiss | 761 |