| Value | Category | Cases | |
|---|---|---|---|
| 1 | No change | 2293 |
23.2%
|
| 2 | A small change | 3143 |
31.8%
|
| 3 | A moderate change | 3464 |
35.1%
|
| 4 | A large change | 981 |
9.9%
|
| 7 | N/A | 281 | |
| 8 | Invalid | 4 | |
| 9 | Missing | 181 |