| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much lower | 146 |
12.2%
|
| 2 | Somewhat lower | 120 |
10.1%
|
| 3 | Not much lower | 102 |
8.6%
|
| 4 | Not much higher | 90 |
7.6%
|
| 5 | Somewhat higher | 255 |
21.4%
|
| 6 | Much higher | 479 |
40.2%
|