| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 24 |
20.3%
|
| 2 | Stayed the same | 41 |
34.7%
|
| 3 | Decreased | 43 |
36.4%
|
| 4 | Not received | 10 |
8.5%
|
| Sysmiss | 328 |