| Value | Category | Cases | |
|---|---|---|---|
| 1 | Increased | 29 |
10%
|
| 2 | Stayed the same | 221 |
76.5%
|
| 3 | Decreased | 19 |
6.6%
|
| 4 | Not received | 20 |
6.9%
|
| Sysmiss | 1921 |