| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much higher | 649 |
23.5%
|
| 2 | A little higher | 872 |
31.6%
|
| 3 | The same | 534 |
19.4%
|
| 4 | A little lower | 377 |
13.7%
|
| 5 | Much lower | 327 |
11.9%
|
| 11 | .Z | 14715 |