| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 9 |
9.6%
|
| 2 | Stayed the same | 70 |
74.5%
|
| 3 | Decreased | 7 |
7.4%
|
| 4 | Not received | 8 |
8.5%
|
| Sysmiss | 573 |