| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 2 |
12.5%
|
| 2 | Stayed the same | 7 |
43.8%
|
| 3 | Decreased | 3 |
18.8%
|
| 4 | Not received | 4 |
25%
|
| Sysmiss | 430 |