| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 2 |
5%
|
| 2 | Stayed the same | 17 |
42.5%
|
| 3 | Decreased | 9 |
22.5%
|
| 4 | Not received | 12 |
30%
|
| Sysmiss | 406 |