| Value | Category | Cases | |
|---|---|---|---|
| 1 | No change | 1834 |
18.6%
|
| 2 | A small change | 2850 |
28.9%
|
| 3 | A moderate change | 3599 |
36.5%
|
| 4 | A large change | 1588 |
16.1%
|
| 7 | N/A | 281 | |
| 8 | Invalid | 5 | |
| 9 | Missing | 190 |