| Value | Category | Cases | |
|---|---|---|---|
| 1 | No change | 4349 |
25.1%
|
| 2 | A small change | 5237 |
30.2%
|
| 3 | A moderate change | 5995 |
34.5%
|
| 4 | A large change | 1771 |
10.2%
|
| 7 | N/A | 403 | |
| 8 | Invalid | 7 | |
| 9 | Missing | 377 |