| Value | Category | Cases | |
|---|---|---|---|
| 1 | No change | 3912 |
39.7%
|
| 2 | A small change | 2786 |
28.3%
|
| 3 | A moderate change | 2459 |
24.9%
|
| 4 | A large change | 701 |
7.1%
|
| 7 | N/A | 282 | |
| 8 | Invalid | 2 | |
| 9 | Missing | 205 |